Answer:
The stomach and small intestines absorb the glucose and then release it into the bloodstream. Once in the bloodstream, glucose can be used immediately for energy or stored in our bodies, to be used later
47. a specimen should be protected from light for which of the following determinations? a. bilirubin concentration b. b. hemoglobin level c. glucose level d. blood culture
A specimen should be protected from light for the determination of bilirubin concentration.The bilirubin molecule is extremely delicate and is susceptible to photodegradation. When the specimen is exposed to light, it rapidly breaks down and loses its ability to bind to the reagents used in the test.
For this reason, bilirubin tests should be kept in a dark place from the time the specimen is obtained until the time it is analyzed. When bilirubin is exposed to light, it becomes oxidized and loses its ability to react with diazo reagents, which are used in bilirubin assays. This causes the results of the test to be artificially low, as the oxidized bilirubin is no longer able to react with the diazo reagents.
Bilirubin is a yellowish substance formed during the breakdown of red blood cells in the liver. High levels of bilirubin in the blood can indicate liver disease, hemolytic anemia, or other health problems. A bilirubin test is used to measure the amount of bilirubin in the blood. When obtaining a specimen for bilirubin testing, it is essential to protect the specimen from light. This can be done by wrapping the specimen container in foil or by keeping it in a dark container. The specimen should be kept in the dark until it is analyzed, as exposure to light can cause photodegradation of bilirubin, which can lead to inaccurate test results.
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write any four difference between homologous and vestigial organs.
Homologous structures are anatomical structures that are comparable to one another and have been passed down from a common ancestor, whereas vestigial structures are anatomical structures that have shrunk in size because they are no longer needed.
What are homologous and similar structures different in four ways?Homologous structures are those with different roles but comparable anatomy, morphology, embryology, and genetics. Analogous structures are those that perform the same function while having anatomically distinct surfaces.The classic example of homologous structures are the bones of limbs in vertebrate animals. A structure that has atrophied and is no longer helpful is said to be vestigial.The bones of an animal's limbs are a prime example of homologous structures. A structure that has atrophied and is no longer useful is said to be vestige.Here are a few instances of homology: Homologous structures include the human arm, a bird or bat's wing, a dog's leg, a dolphin or whale's flipper, and the wing of a bird or a bat. They are distinct and serve different purposes, although they are comparable and have similar characteristics.To Learn more About Anatomical structures, Refer:
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which describes how mRNA is used by a cell?
A it is used to stop toxins from entering the nucleus
B it is used to prevent mutations in DNA
C it is used to transfer info to the ribosome
D it is used to replicate DNA for meiosis
Answer:
C it is used to transfer info to the ribosome
Explanation:
The ribosome is responsible for the production of proteins, so when mRNA enters a cell, the code is sent to the ribosome so that it can begin constructing the proteins.
As latitude increases,___.
temperature increases
O temperature decreases
biomes increase in size
biomes decrease in size
Answer:
As latitude increases the temperature decreases
The water cycle is an important part of how Earth supports life. During the water cycle, water passes through many different kinds of plants, animals, and soil organisms. In many of these steps, the water is cleaned and made safe for humans to drink. What would most likely happen to the drinking water if the level of biodiversity in an ecosystem decreased?
A- The water would be less clean because there would be fewer kinds of organisms to clean it.
B-There would be more water because it would be passing through many different kinds of species.
C-The water would be more clean because there would be fewer kinds of organisms to clean it.
D-There would be less water because it would be passing through many different kinds of species.
Answer:b?
Explanation:
Answer:
A The water would be less clean because there would be fewer kinds of organisms to clean it.
Explanation:
A trichoplax is a simple multicellular animal that lives in water. This animal can reproduce asexually by simply dividing into two organisms. What is a benefit of how the trichoplax can reproduce by simply dividing?.
The benefit of reproduction by simply dividing in Trichoplax is it does not consume much time.
One of the most important benefit of asexual reproduction is that it is very fast. Moreover, since the genetic material is directly copied into the new cell, there remains no room for variation. It prohibits generation of mutations which may hinder the growth of cause error in new genetic material.
The asexual method of reproduction followed by Trichoplax is division and budding. There are sexual methods of reproduction as well.
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The image (above) is the process of transcription, which is the first step in protein synthesis (making proteins). Place the sequences (below) in the correct order for transcription.
1. mRNA nucleotides enter the nucleus through the nuclear pores
2. A small portion of the DNA double helix unwinds
3. mRNA locates the correct DNA sequence & pair up together
4. mRNA, with the "blueprint" for making a specific protein leaves the nucleus
The correct order for transcription is as follows:
1. A small portion of the DNA double helix unwinds .
2. The mRNA nucleotides enter the nucleus through the nuclear pores.
3. The mRNA locates the correct DNA sequence and pair up together.
4. The mRNA, with the "blueprint" for making a specific protein, leaves the nucleus .
To start the process of protein synthesis, the DNA sequence needs to be transcribed into mRNA. This is the process of transcription.
Transcription is the process of synthesizing an RNA copy of a segment of DNA. This RNA copy is called messenger RNA or mRNA, and it carries the genetic information from DNA to the ribosome, where it will be used to make a protein. Transcription is a critical step in protein synthesis because it is responsible for creating the messenger RNA that will ultimately be translated into the amino acid sequence of the protein. Overall, transcription is a complex process that involves many steps, but it is a crucial part of the synthesis of proteins in the cell.
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which of the following are functions of phosphorus? a. activation of enzymes, component of cell membranes, and maintenance of fluid balance b. regulation of blood glucose, control of calcium absorption, and synthesis of vitamin d in the liver c. energy metabolism, destruction of pathogens, and transport of oxygen in the blood d. support of immune function, regulation of cell growth, and production of hormones
Functions of phosphorus (b). regulation of blood glucose, control of calcium absorption, and synthesis of vitamin d in the liver is correct option .
Phosphorus is a mineral that is necessary for the growth and repair of body structures and cells. All bodily cells, according to the University of Maryland Medical Center, contain phosphorus, which is found in bones and teeth in an amount of 85%. There, phosphorus contributes strength and structure along with calcium. In addition, phosphorus is necessary for a number of metabolic functions, including as generating energy and controlling ph.
The mineral phosphate is a prevalent form of phosphorus in the body. As parts of ATP, or adenosine triphosphate, phosphates are crucial for the synthesis of energy. Your body uses ATP to power a variety of processes. Adenosine, a chemical substance, and three phosphate molecules make up the structural components of ATP. Cellular activity is sparked when the connection between one phosphate and adenosine is broken, releasing energy. The authors of "Nutrition" claim that since the energy released from ATP is used up quickly, your body only has a small amount of it available at any given time.
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1. what is the difference between P waves and S waves?
2. How do you determine the difference between when a P wave and an S wave arrives at a seismogram location?
Answer:
P waves travels faster than S waves.
Explanation:
P waves travels faster than S waves. It can travel through any kind of material but s waves only travel through solid medium. P waves are smaller in size than s waves. P waves are the first waves to hit seismographs while the s waves are the second wave arrive at a seismogram location, so we can say that the wave which reach first at a seismogram location is the P waves. The speed of the wave shows which wave arrive first at a seismogram location.
A group of similar cells that come together to perform a common function 2 points
is what? *
An Organ system
A Tissue
An Organ
The Matrix
Answer:
an organ
Explanation:
The human population's life expectancy has increased significantly but seems to have an upper limit. Which of the following might be described as an ecological consequence of passing that upper limit by regulating cell death? A. a decrease in the birth rate a decrease in the ratio of younger to older members of the population OB. OC. an increased need for gerontologists and other professionals to care for the elderly OD. an increase in the relative frequency of deaths from cancer an increase in the total population of humans on the planet
Answer:
Explanation:
It is possible that some of the following options could be described as ecological consequences of passing the upper limit for human life expectancy:
A. a decrease in the birth rate: If the population has a higher proportion of older individuals, this could lead to a decrease in the birth rate, as fewer people are of childbearing age.
C. an increased need for gerontologists and other professionals to care for the elderly: As the population ages, there may be an increased need for medical professionals and caregivers to support the elderly.
D. an increase in the relative frequency of deaths from cancer: As people live longer, they may be more likely to develop age-related diseases such as cancer, which could lead to an increase in the relative frequency of deaths from these causes.
It is important to note that these potential consequences are not necessarily inevitable or certain to occur, and there may be other factors at play that could influence the outcomes described above.
why do you think it is important to understand chemistry and chemical cycles? Write at least 5 sentences.
Explanation:
Image result for why do you think it is important to understand chemistry and chemical cycles
Chemical cycling plays a large role in sustaining planetary atmospheres, liquids and biological processes and can greatly influence weather and climate. Some chemical cycles release renewable energy, others may give rise to complex chemical reactions, organic compounds and prebiotic chemistry.
Chemical reactions help us understand the properties of matter. By studying the way a sample interacts with other matter, we can learn its chemical properties. These properties can be used to identify an unknown specimen or to predict how different types of matter might react with each other
Answer:
Chemistry is essential for:
1. meeting
2. our basic needs of food,
3. clothing,
4. shelter,
5. health,
6. energy,
7. clean air,
8. water,
9. soil.
Knowing something about chemistry is worthwhile because it provides an excellent basis for understanding the physical universe we live in. For better or for worse, everything is chemical!
Explanation:
Hope it helps you
1. Explain to a non-economist the following scenarios.
a. problem of fat vs thin tails in establishing the price of carbon.
b. what factors affect Weitzman’s index of which species to save in his Noah’s Ark framework and why it might not imply all species get saved.
The problem of fat vs thin tails in establishing the price of carbon refers to the challenge of determining the appropriate price for carbon emissions. It involves considering the potential risks and uncertainties associated with climate change, particularly extreme events with low probabilities but high impacts.
Weitzman's index in the Noah's Ark framework is used to prioritize which species to save based on certain factors. However, not all species may be saved due to limitations such as practical feasibility, resource constraints, and the trade-offs involved in conservation decisions.
a. The problem of fat vs thin tails in establishing the price of carbon can be explained by considering the risks and uncertainties associated with climate change. The "fat tails" refer to the possibility of extreme and rare events occurring, such as catastrophic climate impacts. On the other hand, the "thin tails" represent more predictable and moderate outcomes. Establishing the price of carbon involves assessing the potential damages and risks associated with climate change and incorporating them into the pricing mechanism. The challenge lies in determining how to account for the fat tail events, which have low probabilities but could have severe consequences. It requires balancing the need to address the worst-case scenarios while considering the economic impacts and uncertainties involved.
b. Weitzman's index of which species to save in the Noah's Ark framework takes into account various factors when prioritizing conservation efforts. These factors may include a species' uniqueness, ecological significance, and evolutionary distinctiveness. However, not all species can be saved due to practical limitations and trade-offs. Conservation efforts often face resource constraints, making it impossible to protect all species equally. Additionally, the practical feasibility of conservation actions, such as habitat preservation or captive breeding programs, may vary among species. The decision-making process involves considering the potential benefits and costs associated with saving different species, taking into account available resources and the overall goal of preserving biodiversity. Therefore, while Weitzman's index provides a useful framework for prioritizing species conservation, it does not guarantee the preservation of all species due to practical constraints and trade-offs involved in conservation decision-making.
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2. As different types of air masses collide, they will create fronts that produce
changing weather. (10 points)
A. How does a cold front form? (5 points)
B. What kind of weather comes before and after a cold front? (5 points)
Precipitation may fall immediately before and while a cold front is passing if one is on its way.
What does collision reaction mean?According to the collision theory, a chemical reaction between particles can only take place when they collide. Although necessary, a reaction does not always occur when reactant particles collide. The collisions must also be efficient.
What may be distilled from collision theory?According to the collision theory, a chemical reaction needs to involve a collision between the reacting particles. The collision frequency affects how quickly the response proceeds. Reacting particles frequently encounter without reacting, according to the hypothesis.
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4 of the genes involved in the pathway that creates melanin proteins are TYR, TYRP-1, OCA2, and SLC45A2. Using the diagram above, predict what you think will happen directly or indirectly to other parts of the pathway if each is mutated in some way:
TYR:
TYRP-1:
OCA2:
SLC45A2:
4 of the genes involved in the pathway that creates melanin proteins are TYR, TYRP-1, OCA2 and SLC45A2, if mutations occur, they can produce yellow, red, black and brown pigments.
Mutated in some wayTYR:Red/yellow pigmentTYRP-1: Brown/ black pigment OCA2: Brown/ black pigmenSLC45A2: Brown/ black pigmenMelanin proteinsMelanin is a protein produced from tyrosine (an essential amino acid) by specialized cells called melanocytes. This pigment is normally brown, and its main function is to protect DNA against the harmful action of radiation emitted by the sun.
Melanocytes have a globule-shaped cytoplasm from which extensions emerge that run towards the surface of the epidermis. On their way, the extensions enter cells called keratinocytes and introduce the pigment inside them. The melanocyte and keratinocyte association is called the epidermal-melanic unit and is normally formed by only one melanocyte and more than thirty keratinocytes.
With this information, we can say that some mutations in melanin proteins can cause pigmentation that is different from normal.
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Pick one type of biologist, besides an ocean biologist, and describe what he or she studies. List three questions that biologist might ask about what he or she is studying.
Besides an ocean biologists we also have a Microbiologist. He or she studies micro-organisms.
A Few question they might as include
Importance of the courseWhere can they work after graduationWhat is the value of the course presentlyMeaning of MicrobiologyMicrobiology can be defined as that branch of science that is focused in the study of micro-organisms of all kinds and how they relate to man and his environment.
Microbiology is a field of study that deals with things like bacterial, viruses etc.
In conclusion, Besides an ocean biologists we also have a Micro biologist. He or she studies micro-organisms.
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what is the difference between defining: a life vs alive vs a living organism?
Answer:
The term living thing refers to things that are now or once were alive. A non-living thing is anything that was never alive. In order for something to be classified as living, it must grow and develop, use energy, reproduce, be made of cells, respond to its environment, and adapt.
the _____ hypothesis states that long term environmental unpredictability led to morphological and behavioral adaptations. group of answer choices a. savannah b. turnover c. pulse variability d. selection aridity
The hypothesis that states long-term environmental unpredictability led to hypothesis and behavioral adaptations is: Turnover
The hypothesis suggests that environmental changes due to climate or other factors cause species to respond to the change by undergoing evolutionary adaptations to become more adapted to the new conditions. This can result in increased diversity of species or increased survival rates in a given area.
The hypothesis is based on the idea that some species are better suited to survive certain changes than others, allowing them to survive and thrive in a given environment. The hypothesis is supported by evidence that shows species in more unpredictable environments tend to have higher diversity levels than those in more stable ones.
In summary, the Turnover Hypothesis suggests that long-term environmental unpredictability leads to evolutionary adaptations and selection aridity, which can result in increased species diversity and increased survival rates in a given area.
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tertiary prevention is directed toward the later stages of pathogenesis
Primary prevention can be defined as the action taken prior to the onset of disease, which removes the possibility that the disease will ever occur. It signifies intervention in the prepathogenesis phase of a disease or health problem .
Tertiary prevention aims to soften the impact of an ongoing illness or injury that has lasting effects.
Tertiary prevention targets the final stages of pathogenesis and entails initiatives to get the patient back to full functionality.
What is pathogenesis?
A disease or ailment develops through a process known as pathogenesis. It may comprise elements that play a role in the development, progression, and maintenance of the ailment or disease as well as in its initiation. Pathogenesis can take different forms, such as microbial infection, inflammation, cancer, and tissue degradation. For instance, the process by which bacteria cause infectious disease is known as bacterial pathogenesis. Most diseases are brought on by a variety of factors. Streptococcus pneumoniae is spread through contact with respiratory secretions, such as saliva, mucus, or cough droplets from an infected person, colonises the upper respiratory tract, and starts to multiply. Other cancers, such as skin tumours and lymphoma after a renal transplant, are caused by immune system dysfunction.
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which of the following is a basic step in the scientific method? group of answer choices perform an experiment and collect data all of these test a hypothesis and state a theory or law none of these analyze experimental data and propose a hypothesis
The following is a basic step in the scientific method is none of these.
The scientific method is a method that is carried out systematically by researchers conducting research to develop, find and test hypotheses so that they can solve the problems they face. The scientific method is carried out with the aim of minimizing the occurrence of errors in a study.
The basic steps in the scientific method are make an observation, form a hypothesis, test the hypothesis, analyze data, and draw a conclusion.So the first step in the scientific method is making observations. So the answer to the question above is none because there are no answer choices to make observations.
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a bacterial gene (gene a) ordinarily makes a protein that binds to dna. a mutation of gene a causes an increase in the expression of gene b. we can conclude that
The conclusion of a bacterial gene (gene A) ordinarily makes a protein that binds to DNA and a mutation of gene A causes an increase in the expression of gene B that the protein created by gene A plays a role in repressing gene B expression.
There are several regulatory proteins that can bind to DNA and control gene expression. Gene A creates a protein that binds to DNA in this scenario. However, when gene A is mutated, its protein no longer binds properly, resulting in an increase in the expression of gene B. Therefore, it can be deduced that the protein produced by gene a represses gene b expression. This protein is involved in transcriptional regulation and may function as a transcriptional repressor.
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Which MOLECULES are DIRECTLY involved in protein synthesis-translation? (choose 3)
1. mRNA
2. rRNA
3. tRNA
4. cytoplasm
5. sugar
6. DNA
7. Golgi Apparatus
8. amino acid
The translation is directly facilitated by mRNA, tRNA, and rRNA. A specific DNA sequence termed a gene is used as a template during gene transcription to produce a messenger RNA (mRNA), so 1, 2, and 3 are directly involved.
What is the process of protein synthesis?The ribosomes are the next location this mRNA visits before being employed to translate it into a protein.
A ribonucleoprotein complex called the ribosome is made up of proteins and ribosomal RNA (rRNA) sequences.
The linear order of the amino acids that will be added to the protein is indicated by the triplets of nucleotides, or "codons," in the mRNA.
Therefore, the process of translating mRNA into the chain of amino acids that makes up the produced protein occurs in ribosomes in the cytoplasm of the cell.
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Carry out your own research into the selective breeding of dogs and
the problems it is now causing certain breeds of dogs. Summarize
your findings and give at least 3 examples of affected dog breeds.
Answer:
pug-eye and breathing problems
beagle-epilepsy
siberian husky -autoimmune disorders
Which statement best describes the role of amylase in this reaction
Answer: C
Explanation: Amylases' main function is to hydrolyze the glycosidic bonds in starch molecules, converting complex carbohydrates to simple sugars. There are three main classes of amylase enzymes; Alpha-, beta-, and gamma-amylase, and each acts on different parts of the carbohydrate molecule.
Enamel is the hardest substance in the human body. Justify your answer.
Enamel is indeed the hardest substance in the human body. It is present in teeth of humans. It covers every tooth and provides the hard layer.
Tooth Enamel is hard glossy substance that is comprised of calcium and phosphate mineral crystals which in return makes our teeth more stronger. Teeth enamel care is extremely important to maintain the oral health of teeth.
Tooth Enamel is one of the major tissue that make up tooth in humans. It covers the top layer of the teeth known as Crown. Calcium hardens the tooth enamel. Enamel contains 96% of the minerals. The color of Enamel varies from light yellow to white.
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Anticholinergic is the Aggregating of toxic agents and physical findings to rapidly detect the suspected cause such as pesticide and insecticides and consideration of physical symptoms due to this toxins such as wet man presentation Select one: True False
Anticholinergic is the Aggregating of toxic agents and physical findings to rapidly detect the suspected cause such as pesticide and insecticides and consideration of physical symptoms due to this toxins such as wet man presentation, the given statement is false because anticholinergic is a term used for medicines that block the action of acetylcholine in the body.
It is used in the treatment of diseases such as asthma, chronic obstructive pulmonary disease (COPD), and overactive bladder. They help in relaxing the muscles of the airways, bladder, and intestines by blocking the neurotransmitter acetylcholine at the receptor sites. Anticholinergic medicines are not used for the detection of suspected toxins such as pesticides and insecticides in the body. They do not have any role in aggregating toxic agents and physical findings to rapidly detect the suspected cause of toxicity.
They are used for therapeutic purposes, and their mechanism of action is different from that of toxic agents. Anticholinergic toxicity can occur if a patient takes an overdose of anticholinergic medications. Symptoms of anticholinergic toxicity include dry mouth, blurred vision, dizziness, constipation, confusion, and urinary retention. Therefore, the given statement is false.
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During the fall reproductive season, the belly of a male brook trout becomes bright orange. The orange belly provides some camouflage and helps attract females. This trait
evolved in brook trout because, compared to males with pale bellies, males with bright orange bellies are more likely to:
O
A. Live in good habitats.
O
B. Be eaten by predators.
O
C. Mate with a female brook trout.
O D. Compete for food.
COLOR THEME
ល
2
1.
D)
OXO
3
3
Which numbered cellular structure in the cell provides external support as well
as protection for the cell?
CLEAR ALL
Answer:
ughhh.... blues clues
Explanation:
Algae growth in untreated surface water reservoirs can be reduced by applying?
a) Ferric chloride
b) Caustic soda
c) Citric acid
d) Copper sulfate
Algae growth in untreated surface water reservoirs can be reduced by applying copper sulfate. So, the correct answer is option d.
An efficient algaecide that can be used to stop the growth of algal in untreated surface water reservoirs is copper sulphate. It is a popular practise to use this blue crystal to prevent the formation of algae in water bodies like lakes, ponds, rivers, and reservoirs.
When copper ions are released into the water by copper sulphate, they adhere to the algae cells and stop them from photosynthesising. As a result, the algae is efficiently killed and is unable to proliferate in huge quantities.
Since copper sulphate can hinder algae's ability to colonise and take hold in the water, it is also a successful prophylactic measure.
Additionally, copper sulphate is generally secure for other aquatic organisms, making it an excellent choice for controlling algae in untreated surface water reservoirs.
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Which TWO types of rock are formed as particles get pushed closer together?
A. Metamorphic
B. Extrusive igneous
C. Intrusive igneous
D. Sedimentary
Answer:
Sedimentary rock? Because when sediments get pressed together
And then turn into a rock