Which sequence of human body structures is ordered from most complex to simplest?
O
A. heart cells, heart tissue, heart, circulatory system
B. circulatory system, heart, heart cells, heart tissue
o
C. circulatory system, heart, hobart tissue, heart cells
D. heart tissue, heart cells, heart, circulatory system

Answers

Answer 1

Answer:

A

Explanation:

Heart cells are complex to find

Heart tissue is somewhat easy to find

Heart circulatory system is easy to find


Related Questions

Nuclear power is known for producing
large amounts of _?_
pollution.
A. oceanic
B. thermal
C. noise
D. air

Answers

Answer:

B, thermal.

Explanation:

Nuclear power waste a lot of energy through heat.

1. Discuss the importance of each of the following edaphic (soil) factors to living organisms. Water, Air, Mineral nutrients

Answers

The edaphic factor includes a range of proprieties of the soil, physical, chemical, and biological that are result from biological and geological phenomena. In the case of living organisms, we have those chemical and physical properties, such as minerals and water, as well as soil aeration influence ecology and evolution of plants and in consequence, associated biota, this is because plants are the base of the food chain as well as pioneers in many cases of ecosystem structure.

Following this line of thought, we have that soil is very important, factors as simple as the consistency, very different sand from mud, impact texture and chemical composition, and in consequence the type of organisms that can settle there, we can see that in deserts (sandy soil, limited water, good nutrients), the type of plants that grow have certain characteristics, for example, they live with very few water, and in turn, they provide refuge and food for other animals in the desert, on the other hand, we have places like confers forests, where the soil is rich and water is available in the subsoil, also tend to be mountainous sites, those plants are adapted to other conditions, their roots retain soil preventing erosion, also the kind of animals that depend on them are different.

(2pts) please clearly draw and upload the mechanism for halogenation of acetanilide:

Answers

The halogenation of acetanilide involves the substitution of a hydrogen atom with a halogen atom, typically chlorine or bromine.

The mechanism begins with the formation of an intermediate, in which the halogen molecule is polarized by the acetanilide molecule, causing the halogen molecule to become electrophilic.

The electrophilic halogen attacks the nitrogen atom of the acetanilide, breaking the nitrogen-carbon bond and forming a cationic intermediate.

This intermediate is then attacked by the halide ion, replacing the hydrogen atom and forming the final halogenated product. The overall reaction is typically carried out using a halogenating agent, such as N-bromosuccinimide or N-chlorosuccinimide, in the presence of an acid catalyst.

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how many almonds does it take to make a gallon of almond milk

Answers

According to one source, a single almond will require about 1.1 gallons of water to grow, and one half-gallon carton of almond milk contains anywhere from 30 to a whopping 225 almonds.

Depending on the recipe and consumer preference, one gallon of almond milk may require more or less almonds.

As a general estimate, one cup of almonds (about 140–160 grams) will yield one gallon (3.8 liters) of almond milk. Remember that this is only a rough estimate and the exact amount of almonds used may vary depending on the desired thickness and intensity of flavor.

Additionally, recipes for some commercial almond milk brands may call for different ratios or other ingredients. If you are producing almond milk at home, you can modify the quantity of almonds as per the flavor and consistency you choose.

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What paths do hurricanes follow?
a.) cold deep currents
b.) warm deep currents
c.) cold surface currents
d.) warm surface currents


NEED ASAP

Answers

Answer:

Warm surface currents

Explanation:

The path of a hurricane greatly depends upon the wind belt in which it is located. Hurricanes draw their energy from the warm surface water of the tropics, which explains why hurricanes dissipate rapidly once they move over cold water or large landmasses.

I hope i helped! xoxo

Which statement best describes the flow of matter among the organisms in an ecosystem?
A. Matter is destroyed as it is transferred from one trophic level to the next.
B. Matter is either transferred from one trophic level to the next or destroyed as waste.
OC. Matter is stored in a trophic level, transferred to another trophic level, or released as waste.
O D. All of the matter from one trophic level is transferred to the next trophic level.​

Answers

Answer:

C. Matter is stored in a trophic level, transferred to another trophic level, or released as waste

Explanation:

Matter is stored in a trophic level, transferred to another trophic level, or released as waste. A trophic level is a level of an ecosystem that consists of organisms that share the same function in the food chain and the same nutritional relationship to the primary sources of energy. For example, producers, such as plants and algae, are the first trophic level; primary consumers, such as herbivores, are the second trophic level; secondary consumers, such as carnivores, are the third trophic level; and so on. Matter is anything that has mass and takes up space, such as atoms and molecules. Matter cycles through an ecosystem in various forms, such as carbon, nitrogen, oxygen, and water. Matter is not created or destroyed in an ecosystem, but it can change forms and locations. Matter can be stored in the bodies of organisms or in abiotic components of the ecosystem, such as soil, water, or air. Matter can be transferred from one trophic level to another when one organism consumes another organism or when one organism decomposes another organism. Matter can also be released as waste when organisms excrete or respire. Therefore, matter is constantly moving and transforming in an ecosystem, but it is conserved in terms of mass and energy.

1 The ___________
is the
smallest functional and structural unit of all
living things.

Answers

Answer:

A cell is the smallest unit of a living thing. A living thing, whether made of one cell (like bacteria) or many cells (like a human), is called an organism. Thus, cells are the basic building blocks of all organismsion:

Which apply to MEIOSIS? ( check ALL 10 that apply)
produces new cells
has 8 steps and is divided into two stages
produces cells with variation
starts with diploid cell produces identical cells
copies DNA in S phase of interphase
Includes crossing over of homologous chromosomes produces haploid cells
Includes copying sister chromatids four daughter cells produces gametes/sex cells
divides once
has 4 steps (PMAT)
two daughter cells produces diploid cells produces body/somatic cells divides twice

Answers

Meiosis uses gametes and/or sex cells.

Meiosis affects which cell types?

Meiosis only happens in reproductive cells because it produces haploid gametes that can be fertilized. Meiosis is necessary for sexual reproduction but is not the same as it. Due to the synthesis of gametes during meiosis, sexual reproduction requires it (sperm and eggs).

What are some instances of meiosis?

Male testicles create sperm, whereas female ovaries create eggs. But the DNA must be decreased before these gametes are produced. Humans have 46 chromosomes total, which is made up of 23 unique chromosomes that exist in homologous pairings between maternal and paternal DNA.

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the information in the passage best supports which hypothesis? a.exercise prevents glucose uptake. b.exercise promotes less effective cellular respiration. c.exocrine secretions of skeletal muscle act on adipose tissue. d.endocrine secretions of adipose tissue act on skeletal muscle.

Answers

The hypothesis that is best supported by the information in the passage is "exocrine secretions of skeletal muscle act on adipose tissue." The correct option is c.

What is a hypothesis?

A hypothesis is a statement about the relationship between variables in a research study. It is a testable prediction for an observed phenomenon or a particular pattern that can be noticed in the natural world. The scientific method is based on hypotheses that can be proven or disproven through experimentation.

What is the passage about?

The passage is about the relationship between skeletal muscle and adipose tissue. The paragraph discusses how skeletal muscle secretes proteins called myokines when exercised and how these myokines have effects on other tissues, including adipose tissue. The author goes on to explain how the myokines produced by skeletal muscle during exercise can affect adipose tissue. This hypothesis is best supported by the information in the passage.

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A lot of points match the definition with the correct keyword

A lot of points match the definition with the correct keyword
A lot of points match the definition with the correct keyword

Answers

Answer:

1.3

2.4

3.2

4.5

5.1

Explanation:

The magnet in a transformer is a temporary magnet.


Which statement is correct about the magnet of the transformer?

Answers

Answer:

When the battery is connected to the coil, the currents start to flow through it. As Orested discoverded, this makes the wire that the coil is made up of generating magnet feild this is the reason that they are called as temporary magnets.

This chemical reaction describes how-

This chemical reaction describes how-

Answers

Answer:

odp:d

Explanation:

Red Is dominant over yellow. If a male purebred red rose(RR) Is crossed with a female hybrid rose (Rr), what percent of
the roses will be red?
100%
75%
25%
50%

Answers

Answer: should be 50%

Explanation:

Answer: I think it's 100%

Explanation:

When a bacterium is transferred from the nutrient rich to a nutrient poor environment, ot starts producing _______, and ________ regulatory mechanism gets activated.

Answers

When a bacterium is transferred from the nutrient rich to a nutrient poor environment, ot starts producing _Alarmones_, and _stringent response_ regulatory mechanism gets activated.

What is alarmones and stringent response ?

Alarmones are intracellular signal molecules produced by bacteria, chloroplasts, and a small subset of archaea in response to challenging environmental conditions. At the transcriptional level, they control gene expression.

When extreme environmental conditions, such as a scarcity of amino acids needed to make proteins, affect bacteria and plants, alarmones are created in high amounts. Stringent factors transform an uncharged tRNA into an alarmone.

The stringent response (SR) mediates adaptation to nutritional deprivation and is a well conserved bacterial stress response that is triggered by a variety of starvation and stress cues.

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Which statement is true for asexual reproduction?

A.Genetic information from two parents is copied and passed on to form offspring with new genetic information.

B. Genetic information from a single parent is copied and passed on to form offspring with the same genetic information.

C.Genetic information from two parents is copied and passed on to form offspring with identical genetic information.

D.Genetic information from a single parent is copied and passed on to form offspring with new genetic information.

Answers

The correct statement for asexual reproduction is B. Genetic information from a single parent is copied and passed on to form offspring with the same genetic information.

In asexual reproduction, a single parent organism is involved, and the offspring are produced without the involvement of gametes or the fusion of genetic material from two parents.

The process involves the copying or replication of the genetic information (DNA) of the single parent, which is then passed on to the offspring.

During asexual reproduction, the parent organism undergoes cell division, such as mitosis or binary fission, where the parent's cells divide to produce genetically identical copies of themselves.

These copies, known as daughter cells or offspring, contain the same genetic information as the parent cell.

There is no exchange or recombination of genetic material between different individuals since there is only one parent involved.

As a result, the offspring produced through asexual reproduction inherit the exact genetic information of the parent organism.

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The previous slide showed that pumas, black bears, wolves, and coyotes compete against each other to eat deer. What are two or more other species that all four of these predators also prey upon?

Answers

Other than deer, carnivores like wolves, black bears, coyotes and pumas also feed on other species like elks and moose.

Predator-prey relationship basically refer to the interactions which take place between two species in which one species is the one being hunted as food source for the other species. The organism which feeds on the other species is known as the predator and the organism that gets fed upon is known as the prey.

This relationship is very important as it keeps the population of the prey in check. Sometimes multiple predators prey on the same species for example wolves, black bears, coyotes and pumas feed on deer, elks and moose.

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The process by which cells replicate is very different than the process by which gametes are produced. Which of the following do both processes have in common?
cytokinesis
haploid cells forms
crossing over occurs
homologous chromosomes pair up

Answers

Cytokinesis. Following chromosomal segregation, a single cell contents really split into two cells. When a ring of fibres on the inside surface of the membrane contracts, it causes the cell membrane to pinch in at first.

The main component of these fibres in this scenario shares structural similarities with eukaryotic tubulin (which makes up microtubules), but performs a comparable role to actin in an animal cell's contractile ring. The two cells are eventually separated as the membrane closes in and deposits new cell wall components. The final stage of cell division, known as cytokinesis, is when the two daughter cells physically separate from one another.

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Which of the following is one of the ways that cellular respiration and photosynthesis are opposite processes?

A.)Photosynthesis releases energy, and cellular respiration stores energy
B.)Photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back.
c.)Photosynthesis removes oxygen from the atmosphere, and cellular respiration puts it back,
d.) Photosynthesis consumes glucose, and cellular respiration produces glucose.

Answers

Answer:

B.)Photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back.

Explanation:

One of the ways in which photosynthesis differs from respiration is that photosynthesis removes carbon dioxide from the atmosphere and cellular respiration puts it back.

Photosynthesis is the process whereby green plants manufacture their food in the presence of sunlight using carbon dioxide and water. The product is usually glucose and oxygen. Respiration breaks down energy rich compounds into ATP, carbon dioxide and water.

major arteries of the brain

Answers

The main arteries of the brain are the vertebral and basilar arteries.

What are the main arteries of the brain?

The vertebral and basilar arteries supply the

brainstemcerebellumposterior cerebral cortexand medial temporal lobe.

The posterior cerebral arteries bifurcate from the basilar artery to supply the medial temporal (including the hippocampus) and occipital lobes, thalamus, and mammillary and geniculate bodies.

With this information, we can conclude that the main arteries of the brain are the vertebral and basilar arteries.

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Fats are made of an alchol called what and three what what chains. This is known as what

Answers

Fats are made of one glycerol (alcohol) and 3 fatty acid chains, which is known as triglyceride (the basic unit of a lipid molecule).

What is a lipid?

A lipid is a broad category of biological macromolecules that are generally composed of a glycerol backbone linked to several fatty acid chains trough different chemical bonds.

In conclusion, Fats are made of one glycerol (alcohol) and 3 fatty acid chains, which is known as triglyceride (the basic unit of a lipid molecule).

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Count of normal liver cells vs. cancerous cells.
Normal liver cells (lower curve) have a relatively stable count
at increasing cell density, while cancer cells of the same cell
type show an increased count at higher cell densities. From
this, it was concluded that populations of cancer cells have
lost the harmony and coherence that is typical for healthy
tissue.

Count of normal liver cells vs. cancerous cells.Normal liver cells (lower curve) have a relatively stable

Answers

A possible claim based on the information provided could be:

"Cancer cells in the liver have a higher count at higher cell densities compared to normal liver cells, indicating a loss of harmony and coherence typical of healthy tissue."

What is the cancerous cells about?

The statement describes an experiment or observation that compared the count of normal liver cells to that of cancerous cells at different cell densities. The results showed that the count of normal liver cells remained relatively stable as the cell density increased, while the count of cancer cells increased at higher cell densities.

From this observation, the conclusion was drawn that cancer cells in the liver have lost the harmony and coherence that is typical of healthy tissue.

Therefore, this claim is based on the experiment/observation conducted and the comparison of the count of normal liver cells and cancer cells. It implies that cancer cells are behaving differently from normal cells in a way that makes them less orderly and more chaotic and thus different from healthy tissue.

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See full question below

Count of normal liver cells vs. cancerous cells.

Normal liver cells (lower curve) have a relatively stable count

at increasing cell density, while cancer cells of the same cell

type show an increased count at higher cell densities. From

this, it was concluded that populations of cancer cells have

lost the harmony and coherence that is typical for healthy

tissue. What claim can be obtained from the above statement.

What are the two molecules phages made out of?

Answers

Answer:

Like all viruses, phages are simple organisms that consist of a core of genetic material (nucleic acid) surrounded by a protein capsid. The nucleic acid may be either DNA or RNA and may be double-stranded or single-stranded.

Explanation:

Endangered Species
Research an endangered species. Include an image of this species. Discuss the following questions: Approximately how many are left? When is the estimated time they will be extinct? What is the major cause of their future demise?

Vulnerable Species Research a vulnerable (threatened) species. Include an image of this species. How many are there left or have reappeared? What is being done to help them come back? What was the cause of their decline or demise?

Answers

a. Endangered Species: African Elephant: The African elephant is a majestic species that is facing extinction due to various factors. Approximately 415,000 African elephants remain in the wild, with their population declining by 60% over the last 75 years.

b. According to the International Union for Conservation of Nature (IUCN), the African elephant is classified as vulnerable, and it is estimated that if current trends continue, they could be extinct within the next few decades.

The major cause of their future demise is the illegal wildlife trade, particularly the demand for ivory. Poaching for ivory has led to the killing of tens of thousands of elephants each year, resulting in severe population declines in many African countries. In addition to poaching, habitat loss and fragmentation, human-wildlife conflict, and climate change also pose significant threats to African elephants.

To help African elephants, several conservation efforts are underway. These include anti-poaching measures, habitat restoration, and community-based conservation programs. In addition, many countries have banned the trade in ivory, although enforcement of these laws can be challenging.

Vulnerable Species: Snow Leopard: The snow leopard is a vulnerable species that is found in the high-altitude mountain ranges of Central and South Asia. Approximately 4,000 to 6,500 snow leopards remain in the wild, with their population declining by 20% over the last three decades. According to the IUCN, the snow leopard is classified as vulnerable due to habitat loss and fragmentation, poaching, and retaliatory killings by herders.

The major cause of their decline is habitat loss and fragmentation due to human activities such as mining, agriculture, and infrastructure development. In addition, poaching for their pelts and body parts is also a significant threat to snow leopards. Retaliatory killings by herders who lose their livestock to snow leopards are also a major cause of their decline.

To help snow leopards, several conservation efforts are underway. These include habitat restoration, anti-poaching measures, and community-based conservation programs. In addition, the Snow Leopard Trust and other organizations are working to educate local communities about the importance of snow leopards and to promote sustainable development practices that minimize negative impacts on snow leopard habitat.

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since they went through adaptive radiation, what type of evolution was represented by these animals? how do you know?

Answers

Adaptive radiation is the transformative dissimilarity of individuals from a solitary genealogical line into a progression of various specialties or adaptive zones.

In transformative science, adaptive radiation is a cycle wherein organic entities differentiate quickly from a genealogical species into a large number of new structures, especially when an adjustment of the climate makes new assets accessible, modifies biotic collaborations, or opens new ecological specialties.

As a matter of fact, numerous exemplary instances of Adaptive radiations include islands or lakes; outstanding models incorporate Darwin's finches of the Galapagos, honeycreeper birds and silversword plants of Hawaii, and cichlid fish of lakes Malawi and Victoria in Africa.

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Suppose you have a person with almond eyes have a baby with a person with almond eyes, what is the probability of having a child with round eyes? almond eyes?

Answers

Answer: Assuming that the two persons carry h0m0zygous alleles, the probability of them having a child with round eyes is 0%, while the probabilty of them having a child with almond eyes is 100%

Your textbook/teacher will probably be looking for the above answer, but just incase, here's some more detail:

Let's say almond eyes are dominant (we'll symbolize them as "A") while round eyes are recessive (we'll symbolize those as "a")

AA and AA parents:

0% chance of round eyes

100% chance of almond eyes

Aa and AA parents:

0% chance of round eyes

100% chance of almond eyes

Aa and Aa parents:

25% chance of round eyes

75% chance of almond eyes

which of these manufactures cellular membranes by adding membrane proteins and phospholipids to its own membrane?

Answers

Answer:

endoplasmic reticulum

PLEASE HELP !!
The fact that the P-Glo gene from a jellyfish can be taken and inserted into bacteria, and the bacteria will glow, is proof that ___
A. The gene regulation for glowing is regulated by jellyfish.
B. Bacteria have a gene that hides their natural glow.
C. There is a universal genetic code common to all organisms including jellyfish and bacteria.
D.Jellyfish naturally cause a glow in bacteria when they are near each other.

Answers

Take a look it's C

The fact that the P-Glo gene from a jellyfish can be taken and inserted into bacteria, and the bacteria will glow, is proof that there is a universal genetic code common to all organisms including jellyfish and bacteria. This is possible because the genetic code is the same for all living organisms on Earth, from bacteria to humans. The P-Glo gene codes for a protein called green fluorescent protein (GFP), which glows when exposed to blue light. This discovery has revolutionized molecular biology and has allowed scientists to study gene expression in real-time.

D.Jellyfish naturally cause a glow in bacteria when they are near each other.

why do scientists and engineers use the scientific notations

Answers

The main reason scientists and engineers use scientific notation is to concisely express very large and very small numbers.

This is due to the fact that using the conventional method of writing down numbers can be difficult when working with extremely big or small numbers.

For instance, it is significantly more concise to write the quantity 3 x 1010 in scientific notation as opposed to writing it as 30,000,000,000.

Scientists and engineers also benefit from scientific notation since it makes it simpler to manipulate numbers during calculations. In scientific notation, the result of multiplying 3 x 1010 by 4 x 109, for instance, can be written as 12 x 1019 rather than the verbose 30,000,000,000,000,000,000.

This is helpful when performing several calculations that call for both extremely big and extremely small quantities.

Scientific notation also makes it simple to compare and contrast various quantities. It is simpler to assess the data without being daunted or overwhelmed by the quantity of digits by expressing all the numbers in the same manner.

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within how many hours must cooked tcs food be cooled

Answers

TCS food should be cooled within six hours. According to the US Food and Drug Administration (FDA) guidelines, cooked TCS food should be cooled within six hours.

Cooling food down rapidly is important to prevent the growth of bacteria and other harmful pathogens that can cause foodborne illness.TCS refers to foods that require time and temperature control for safety, such as meat, poultry, fish, dairy products, and cooked rice. When these foods are cooked and then left at room temperature for too long, bacteria can grow and multiply quickly. To prevent this from happening, it's important to cool TCS foods down as quickly as possible.

The FDA recommends using one of the following methods to cool TCS foods:

Divide large quantities of food into smaller portions, then place the containers in an ice bath or under cold running water.Stir the food occasionally to help it cool more quickly. Place hot food in shallow pans, then place the pans in the refrigerator or freezer. Make sure the pans are no more than two inches deep so that the food can cool quickly. Store the food in a cool, dry place that is below 41 degrees Fahrenheit. Avoid placing hot food in the refrigerator or freezer, as this can cause the temperature to rise and compromise the safety of other foods.

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when collecting data and doing experiments what system of measurement do most scientist use

Answers

Answer:

Most scientists use the International System of Units (SI) as the system of measurement when collecting data and doing experiments. The SI system is a standardized system of measurement used internationally and is based on seven base units: meter (length), kilogram (mass), second (time), ampere (electric current), kelvin (temperature), mole (amount of substance), and candela (luminous intensity). The use of SI units helps to ensure consistency and accuracy in scientific research and allows for easy comparison of results between different experiments and researchers.
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