We can find mycorrhizal fungi associated with the roots of many vascular plants and some non-vascular plants.
Those plants known as vascular plants have specific vascular tissues for the transportation of food, minerals, and water. They have phloem for moving food from leaves to other parts of the plant and xylem for moving water and minerals from roots to various sections of the plant.
The diploid sporophyte stage is the most prevalent lifecycle stage in vascular plants. They have real stems, roots, and leaves.
Tracheophytes are another name for vascular plants. They fall under the Plant Kingdom's Tracheobionta subkingdom.
Pteridophytes and all spermatophytes, or seed-bearing plants, are members of the Tracheobionta. Gymnosperms and angiosperms are found in spermatophytes.
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I GIVE BRAINLY. Where do rivers usually begin?
O at the ocean
O at groundwater outlets
O in mountainous regions
O in lakes and larger rivers
Answer:
in mountainous regions
Explanation:
Rivers usually begin in mountain regions. So, the correct option is (C).
What are Rivers?A river is defined as a naturally flowing waterway usually of freshwater, which flows towards an ocean, sea, lake or any other river. In some cases, a river flows into the ground and dries up at the end of its course without reaching any other source of water.
It is defined as a ribbon-like body of water flowing downstream by the force of gravity that can be wide and deep, or shallow enough for a person to wade across. A flowing body of water that is smaller than a river is called a stream, creek or stream.
All rivers have a starting point where water begins to flow called headwaters from rain or snow melt in the mountains, but it can also bubble up from groundwater or form at the edge of a lake or large pond.
Thus, rivers usually begin in mountain regions. So, the correct option is (C).
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Which of the following tips will assist with eliciting the patellar and Achilles deep tendon reflexes?
A. Have the patient sit with his or her feet flat on the floor.
B. Have the patient focus on pulling his or her clasped hands apart.
C. Have the patient flex his or her knees at a 45-degree angle.
D. Strike the knee above the patella.
Striking the knee above the patella will assist with eliciting the patellar and Achilles deep tendon reflexes.
Deep tendon reflex (DTR) tests are commonly used to assess nerve and muscle function. These reflexes, also known as tendon reflexes, involve tapping a muscle's tendon to elicit a brief contraction. During a neurological assessment, deep tendon reflexes are frequently tested. These reflexes are a standard part of a physical exam and are used to assess nerve and muscle function.
To elicit the Achilles deep tendon reflex, the patient must be supine with his or her legs relaxed and extended at the knee. With one hand, the clinician grasps the foot and provides dorsiflexion of the ankle, extending the Achilles tendon. A neurological hammer is used to strike the Achilles tendon, which causes plantar flexion of the ankle and contraction of the gastrocnemius muscle.
To elicit the patellar reflex, the clinician has the patient relax in a sitting position with his or her feet on the floor. The clinician then strikes the patellar ligament with a reflex hammer just below the patella. This causes a reflexive contraction of the quadriceps muscle, which extends the knee.
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plz help i will give u BRAINLIEST
Answer:
(D.) I think
I hope I am correct.
What is a substance that inhibits the growth of microorganisms on living tissue?.
_____ is a term used to describe the influences of multiple genes on behavior.
The term used to describe the influences of multiple genes on behavior is called "polygenic inheritance."It refers to the transmission of characteristics from one generation to the next in which several genes determine the phenotype of an organism.
When traits or characteristics are determined by more than one gene, they are said to be polygenic. Examples of polygenic inheritance include height, weight, skin color, and eye color. A polygenic inheritance occurs when several genes contribute to a particular trait or characteristic in an organism.
Since most traits are influenced by multiple genes, polygenic inheritance is common in many organisms, including humans. Complex behaviors like language, intelligence, and personality are also believed to have a polygenic basis.
The study of polygenic inheritance is essential for the understanding of complex traits. In most cases, it involves identifying the genes involved in the inheritance of a particular trait, analyzing the interactions between them, and determining how they contribute to the trait's expression.
Polygenic traits tend to exhibit a continuous range of variation rather than discrete categories. That is, the trait is not an either/or situation. Instead, it is a continuum, where individuals fall somewhere along a spectrum.
For example, height in humans is a polygenic trait that shows a continuous distribution of values from short to tall. This continuous distribution results from the combined effects of several genes, each of which contributes a small amount to the overall height of an individual.
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American apple cells contain an enzyme that turns the tissues brown when an apple is peeled and left for a time. Boiled apple does not go brown. Explain why the boiled apple behaves differently.
Answer:
I think I got it from recipetips.com
When cooking apples it is not as much of a concern because once they are cooked, the browning will stop. When fresh apples are peeled or cut open, the apple's cells are exposed and react with the oxygen in the air. The reaction that occurs, which is called oxidation, is what turns the apple brown.
Explanation:
Enzymes are proteins. As such they are very specific. When the apple is boiled, the enzyme becomes denatured and as such doesn't turn the apple brown.
the first recognizable ancestors of the lineage leading to humans are group of answer choices sahelanthropus tchadensis. australopithecus afarensis. paranthropus. orrorin tugenensis
The first recognizable ancestors of the lineage leading to humans are Australopithecus afarensis.
What is Australopithecus afarensis?
Australopithecus afarensis is a hominid that existed from about 3.9 to 2.9 million years ago in the Pliocene. This species is best known from the fossils of the Laetoli footprints, discovered in Tanzania in 1978. They have been attributed to Australopithecus afarensis and provide some of the earliest evidence of bipedalism. Lucy, a nearly complete skeleton discovered in 1974 in Ethiopia, is the most well-known.
What is a lineage?
A lineage is a line of descent from an ancestor; ancestry or pedigree. It is a series of species, organisms, or populations that have descended from a single common ancestor over millions of years, resulting in a series of branching events or speciation.
What are ancestors?
An ancestor is an individual that an individual is directly descended from. It's a human or animal that came before and served as the genetic source for later generations of offspring. The term can also refer to species that gave rise to another, more recent species via evolution.
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Which conclusion is best supported by his observations?
Answer:
The answer would be d finch 4 is adapted to eat small insects that live in tiny holes.
Explanation:
In a simulation of genetics, a child inherits either a dominant or recessive
allele from each parent. Which of the following would be the best method for
randomly determining which of two possible alleles a child inherits from the
father?
A. Drawing from a deck of cards printed with either an uppercase or
lowercase a
B. Blindly selecting from a bag filled with blue, green, red, and yellow
beads
C. Throwing a dart at a dartboard hanging on a wall at a distance of
10 feet
D. Rolling a six-sided number cube and using the number on the top
side
SUBMIT
PREVIOUS
No
The gene inherited from the father is best obtained by rolling a six-sided number cube and using the number on the top side.
What is genetics?Genetics is the science that seeks to study the patterns of inheritance in individuals. It deals with the study of genes which often occur in pairs called alleles.
The best way to determining which of two possible alleles a child inherits from the father is rolling a six-sided number cube and using the number on the top side.
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Answer:
A. Drawing from a deck of cards printed with either an uppercase or
lowercase a
or
A. Drawing from a deck of cards printed with either an uppercase or
lowercase Q
Explanation:
When stomata are closed during hot weather, Oxygen combines with RuBP and a wasteful process occurs, known as:
a. photo phosphorylation
b. photo transpiration
c. photochemical
d. photorespiration
Answer:
Photorespiration
Explanation:
TRUE OR FALSE- Write a T next to statements that are true according to Darwin’s Theory of Natural Selection. Write an F next to statements that are false, or that describe Lamarckian evolution.
T or f Evolution occurs when organisms adapt because they need to since they can’t survive in the environment
T or f Whole populations, not individual organisms, evolve over time
T or f Adaptations are inherited
T or f Adaptations are acquired during lifetime
T or f If an organism struggles in an environment, it always adapts
T or f Evolution happens because of mutations in skin cells
F (Lamarckian evolution) Evolution occurs when organisms with advantageous traits are more likely to survive and reproduce, passing on those traits to their offspring.TTF (Lamarckian evolution) Adaptations are not acquired during the lifetime of an organism but are the result of genetic mutations.F (Lamarckian evolution) Not all organisms are able to adapt to their environment and some may go extinct.F (Lamarckian evolution) Mutations can occur in any type of cell, not just skin cells, but they are random and not necessarily beneficial for adaptation.
Identify the steps that might occur leading to foodborne intoxications by S. aureus and C. botulinum.
A. A person ingests the toxin-containing food. Symptoms of botulism begin in 12 to 36 hours.
B. Pathogen endospores contaminate many different foods.
C. A person ingests the toxin-containing food, resulting in food poisoning symptoms in 4 to 6 hours.
D. Most bacteria that compete with pathogen are killed by booking or inhibited by salty conditions.
E. A food handler inadvertently transfers pathogen onto food.
F. Pathogen grows and produces toxin when food cools slowly or is stored at room temperature.
G. Endospores survive inadequate canning processes. Canned foods are anaerobic.
H. Surviving endospores germinate, grow, and produce toxin in canned foods
There are two different steps that might occur leading to foodborne intoxications by S. aureus and C. botulinum. For S. aureus, the possible steps are E and F and in the case of C. botulinum, the possible steps are B, D, G and H.
For S. aureus, a food handler can inadvertently transfer the pathogen onto food during preparation. The pathogen then grows and produces toxin when the food is stored at room temperature.
When a person ingests the toxin-containing food, food poisoning symptoms develop in 4 to 6 hours.
For C. botulinum, the pathogen endospores contaminate a variety of foods. When the food is stored under anaerobic conditions, the endospores survive inadequate canning processes.
The surviving endospores germinate, grow, and produce toxin in canned foods. A person ingests the toxin-containing food, and symptoms of botulism appear in 12-36 hours.
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Staphylococcus aureus (S. aureus) is a type of bacteria commonly found on the skin and in the nose of healthy people. It can also be found in food, especially in foods that are handled and stored improperly. Clostridium botulinum (C. botulinum) is a type of bacteria that produces a potent neurotoxin called botulinum toxin. The toxin is one of the most potent poisons known and can cause a serious and potentially fatal illness called botulism.
The steps that might occur leading to foodborne intoxications by S. aureus and C. botulinum are:
For S. aureus:
1. A food handler inadvertently transfers pathogen onto food.
2. Pathogen grows and produces toxin when food is stored at room temperature.
3. A person ingests the toxin-containing food, resulting in food poisoning symptoms in 4 to 6 hours.
For C. botulinum:
1. Pathogen endospores contaminate many different foods.
2. Endospores survive inadequate canning processes. Canned foods are anaerobic.
3. Surviving endospores germinate, grow, and produce toxin in canned foods.
4. A person ingests the toxin-containing food. Symptoms of botulism begin in 12 to 36 hours.
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What occurs when the air temperature is equal to the dew point temperature? A:The relative humidity is 100%, so evaporation occurs. B:The relative humidity is 100%, so condensation occurs. C:The relative humidity is 0%, so condensation occurs. D:The relative humidity is 0%, so evaporation occurs. Is it B?
Answer:
B
Explanation:
When the air temperature is equal to the dew point temperature, the relative humidity would be 100% and condensation occurs.
The dew point temperature is a temperature at which the air is saturated with water vapor and some of it begins to condense as liquid water. As the air temperature cools further, more and more water condenses as liquid water and this is essentially what constitutes precipitation.
The correct option is B.
Which of the following statements about marijuana is false?a. Peoplewho have used marijuana may experience psychoactive effectsfor several days after use.b. Marijuana has shown someeffectiveness in treating chemotherapy-related nausea.c. Unlikelong-term use of alcohol, regular use of marijuana does not haveany long-lasting health consequences.d. Depending on the amount of marijuana used, its effects can range from a mild sense ofeuphoria to extreme panic.
The false statement about marijuana is Unlike long-term use of alcohol, regular use of marijuana does not have any long-lasting health consequences.
The correct option is C .
Regular use of marijuana can indeed have long-lasting health consequences. Chronic and heavy marijuana use has been associated with several potential health risks, including respiratory problems, cognitive impairments, mental health issues, and addiction. While the severity and extent of these consequences can vary among individuals, it is incorrect to claim that regular marijuana use does not have any long-lasting health consequences.
Frequent marijuana smoking can lead to respiratory issues such as chronic bronchitis, coughing, and increased risk of lung infections. Long-term marijuana use, especially when initiated during adolescence, has been linked to negative effects on memory, attention, and cognitive function. Marijuana use has been associated with an increased risk of developing mental health disorders such as anxiety, depression, and psychosis. It can also exacerbate symptoms in individuals already susceptible to these conditions.
Hence , C is the correct option
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If a hermit crab leaves its shell, is the shell biotic?
Answer:
no
Explanation:
Do you think large cells and small cells carry out diffusion and osmosis at the same rate?
Explanation:
The answer to this question would be: No, the bigger cell will have a higher rate of osmosis/diffusion. Osmosis and diffusion will happen in all of the surfaces of the cell membrane
El aumento del oxígeno durante el Proterozoico produjo una gran extinción de los organismos anaerobios primitivos y una disminución del efecto invernadero que condujo a intensas glaciaciones en todo el planeta.¿ Se puede afirmar que este fenómeno fue un proceso inducido por los seres vivos?
Answer:
No, la evidencia geológica indica que el aumento de oxígeno (O2) durante este período fue producto de un fenómeno conocido como la gran oxidación
Explanation:
El Proterozoico fue un período geológico que comenzó aproximadamente 2.500 millones de años atrás y finalizó hace aproximadamente 540 millones de años. La Gran Oxidación fue un catástrofe medioambiental que ocurrió aproximadamente 2.400 millones de años atrás, este fenómeno causó la extinción masiva de una importante cantidad de microorganismos anaeróbicos. Si bien el oxígeno comenzó a ser generado como producto de la fotosíntesis antes del Proterozoico, se sabe que los niveles de O2 aumentaron drásticamente debido a la saturación de los sumideros químicos (oxidación de azufre y hierro) y al aumento en el enterramiento del carbono (es decir, debido a procesos abióticos). De este modo, el excedente de oxígeno comenzó a acumularse en la atmósfera, siendo tóxico para aquellas especies anaeróbicas que dominaron durante este período y causando la extinción masiva de estas especies.
transcription of the developmental gene m is influenced by two different proteins: b and h. studies of single and double mutants generated the following information: in mutants lacking b, transcription of m does occur in mutants lacking h, transcription of m does not occur. in double mutants lacking b and h, transcription of m does not occur. based on this information, put these genes in order in a developmental pathway. use arrows and t-bars between the genes as appropriate. choose the correct identity of each box below.
B--| H --> M is transcribed as a influenced by two different proteins.
Transcription is the process in which segment of DNA is copied into RNA. In general Initiation of transcription is an very critical step in gene expression because it is the point at which the cell regulates and select proteins that are to be produced and at decided rate.
Transcription process begins when RNA polymerase binds to a promoter sequence near the beginning of a gene . RNA polymerase uses one of the DNA strands which is also known as the template strand as a template to make a new, complementary RNA molecule.
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Vanillin, a compound in vanilla bean, is used for flavoring ice cream. The chemical formula for this compound is C8H8O3.
What elements make up this compound? Check all that apply.
Answer:
Hydrogen, Carbon, Oxygen
Explanation:
H- hydrogen
C- carbon
O- oxygen
hope this helps
1- What are Biometrics? And
Why Biometrics been used in Security industry?
2- There are two types of
enrollments in Biometrics. Mention them with explanation.
3- What is Multibiometric
1. Biometrics refers to the measurement and analysis of unique physical or behavioral characteristics of individuals, used in the security industry for accurate and reliable identification. 2. There are two types of enrollments: unimodal and multimodal. 3. Multibiometric systems utilize multiple biometric characteristics to enhance accuracy and overcome limitations of individual traits.
Biometrics refers to the measurement and analysis of unique physical or behavioral characteristics of individuals. It involves the use of advanced technologies to capture and authenticate these characteristics, such as fingerprints, iris patterns, facial features, voiceprints, or even behavioral traits like gait or typing patterns.
Biometrics is used in the security industry because it offers a high level of accuracy and reliability in verifying the identity of individuals. Compared to traditional methods like passwords or ID cards, biometrics provide a more secure and convenient way of authentication, as these characteristics are difficult to forge or replicate.
The two types of enrollments in biometrics are:
a. Unimodal Enrollment: In unimodal enrollment, a single biometric trait is used for authentication. For example, using only fingerprint or iris scan for identification. This approach is relatively simpler to implement and can be cost-effective for systems that require lower security levels or have limited resources.
b. Multimodal Enrollment: In multimodal enrollment, multiple biometric traits are combined to enhance the accuracy and reliability of identification. It involves capturing and storing data from two or more biometric sources, such as fingerprints and facial features, and using them collectively for authentication.
Multimodal enrollment provides higher security and reduces the risk of false positives or false negatives, as it combines the strengths of different biometric characteristics.
Multibiometric refers to the use of multiple biometric characteristics for identification and verification purposes. Instead of relying on a single biometric trait, multibiometric systems utilize a combination of traits such as fingerprints, iris patterns, facial features, or voiceprints to enhance accuracy and reliability.
This approach leverages the distinctiveness and uniqueness of multiple biometric traits, making it more difficult for unauthorized individuals to mimic or bypass the security measures. Multibiometric systems offer increased robustness and can overcome limitations or drawbacks associated with using a single biometric modality, such as environmental factors or individual variations.
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Cells- Do you think sloths are unicellular or multicellular? Why?
Answer:
unicellular means one cell, and multicellular is multiple cells. just look at the prefixes and suffixes and the answer will be obviously apparent
if you do this and still don't know the answer, then learn the definition of a multicellular organism.
What is an example of a control in risk management?
Testing, routine internal audits as well as inspections, and sometimes even your training programme are examples of controls. The risk evaluation will determine the dangers that your business faces and what controls need to be put in place to safeguard your assets.
Avoidance, asset protection, loss reduction, segregation, duplication, & diversity are all examples of risk control techniques. In risk management, controls are defined as "any process, policy, device, practise, or other acts that change risk," according to the ISO 31000 standard. When examining numerous risk registers, "controls" are identified as a variety of items, including: HR guidelines Risk control is a business technique that enables firms to assess prospective losses and take steps to reduce or eliminate such risks. It is an essential component of a risk management process. Personal protective equipment (PPE), extraction systems, decontamination equipment, and ventilation equipment all fall under the category of control equipment. Controlling is a management function that aids in obtaining desired results from employees at all organisational levels, including managers and subordinates.
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A neuron in the visual cortex codes for vertical lines. it will represent the presence of a vertical line by:_______
A neuron in the visual cortex codes for vertical lines. It will represent the presence of a vertical line by: increasing its firing rate to its highest frequency of firing.
The correct option is A.
The basic building blocks of the brain and nervous system are neurons (also known as neurones or nerve cells). Neurons are the cells that receive sensory information from the outside world, give motor orders to our muscles, and convert and relay electrical impulses at each stage along the way.
The principal area of the brain responsible for receiving, integrating, and processing visual information received from the retinas is known as the visual cortex. It is located in the most backward part of the brain, in the main cerebral cortex's occipital lobe.
The complete question is:
A neuron in the visual cortex codes for vertical lines. It will represent the presence of a vertical line by:
A) increasing its firing rate to its highest frequency of firing
B) increasing the size of action potentials to their greatest amplitude (wave height)
C) increasing the duration of action potentials to their greatest duration
D) increasing the delay between action potentials to the maximum possible delay
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Which of the
following occurs
after a natural or
unnatural
disturbance in an
ecosystem?
I need help !!
Question: what is important function of the cell structure in the plasma membrane?
The sequences of nucleotides in DNA encode the ______ of a cell, such that scientists can add new sequences, find existing sequences, or identify changes in sequences that affect the functioning of a cell or organism.
The sequences of nucleotides in DNA encode the oxygen of a cell, such that scientists can add new sequences, find existing sequences, or identify changes in sequences that affect the functioning of a cell or organism.
Deoxyribonucleotides is the basic unit of a deoxyribonucleic acid (DNA).
Basically, deoxyribonucleic acid (DNA) comprises a nitrogenous base and phosphate group that are commonly known as deoxyribose sugar.
A nucleotide can be defined as a subunit of deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) that typically consists of a nitrogenous base.
Hence, the nitrogenous base or nucleotide composition of a deoxyribonucleic acid (DNA) includes the following:
Adenine (A). Guanine (G). Cytosine (C). Thymine (T).When oxygen is encoded by the sequences of nucleotides in DNA, the following can be achieved by scientists:
I. Add new sequences.
II. Find existing sequences.
III. Identify changes in sequences.
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The sequences of nucleotides in DNA encode the oxygen of a cell, such that
scientists can add new sequences, find existing sequences, or identify
changes in sequences that affect the functioning of a cell or organism.
Oxygen radicals are known to denature the DNA found in the cells and
tissues of the body and produce new substances.
Scientists however encode the oxygen so as to enable their various
experimental work in producing new sequences possible and prevent the
denaturing of DNA.
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please help me?!?!?!?!
Answer:
1. Pancreas liver
2.mouth
3. stomach
4. Esophagus
5. small intestine
6. Large intestine
Explanation:
big brain
Answer:
1. Pancreas liver
2.mouth
3. stomach
4. Esophagus
5. small intestine
6. Large intestine
Hope this helps :D
Explanation:
Which question asks for an opinion?
A. Is putting humans in space worth the risk?
B. How much rocket fuel is needed to place a 100 kg person in orbit
around Earth?
C. How much radiation are people in the International Space Station
exposed to each day?
D. What could cause a rocket to explode as it lifts off from Earth's
surface?
Answer:
A
Explanation:
Hello mh name is amber
Answer:
A
Explanation:
How do invasive plants impact animals in an area?
Answer:
Invasive plants can have a significant impact on animals in an area by altering the composition and structure of habitats. These plants can outcompete native plant species, reducing the availability of food, shelter, and other resources that animals rely on. In addition, invasive plants can alter the physical and chemical properties of the soil, which can further affect the availability of resources for animals.
The impact of invasive plants on animals can vary depending on the specific species of plants and animals involved, as well as the characteristics of the ecosystem. For example, some invasive plants may provide food or habitat for certain animals, while negatively impacting others. Similarly, some animals may be able to adapt to changes in the ecosystem caused by invasive plants, while others may not.
Overall, invasive plants can have a significant impact on the biodiversity and ecological functioning of an area, which can have cascading effects on both plant and animal communities. Management strategies to control or remove invasive plants are often necessary to minimize these impacts and restore healthy ecosystems.
By what set of processes could water and carbon can be moved from the atmosphere to deep underground, and then back to the atmosphere again?
Answer:
Explanation:
For example, in the food chain, plants move carbon from the atmosphere into the biosphere through photosynthesis. They use energy from the sun to chemically combine carbon dioxide with hydrogen and oxygen from water to create sugar molecules.Feb 1, 2019