Buffers resist abrupt and large changes in the ph of body fluids by releasing or binding ions.
a. true
b. false

Answer:

Más pollitos son de color púrpura, algunos son híbridos, significa diferente color y pocos pollitos tienen color blanco.

Explicación:

Si se toma un gallo morado (raza andaluza) y se cruza con una gallina blanca de la misma raza, los polluelos serán azules. Al cruzar estos polluelos entre sí, la relación fenotípica es diferente en su descendencia. Más pollitos son de color púrpura, algunos son híbridos, significa diferente color y pocos pollitos tienen color blanco. Esto se debe a que el color púrpura tiene un alelo dominante debido a que más pollitos tienen color púrpura y menos pollitos tienen color blanco debido al alelo recesivo.

Answer:

A: Leaves

B: Stem

C: Roots

Answer:

A      

✔ Leaves

B      

✔ Stem

C      

✔ Roots

Explanation:

edge2021

That's incorrect. The baseline phase in single system design is conducted before the delivery of the intervention.

In single system design, also known as single case design, the baseline phase serves as a control period where the target behavior is observed and measured without any intervention or treatment being implemented. This baseline data provides a basis for comparison to evaluate the effects of the intervention during subsequent phases of the study.

Once the baseline phase is completed and baseline data is collected, the intervention phase follows, where the specific intervention or treatment is implemented. By comparing the data collected during the intervention phase to the baseline data, researchers can determine whether the intervention has had an impact on the target behavior.

It's important to establish a stable baseline before implementing any intervention to ensure accurate assessment of the intervention's effects.

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Kidney function, bone growth, and beating of the heart are all topics of anatomy. The statement is false.

Anatomy is the branch of biology concerned with the study of the structure of organisms and their parts.

It deals with the structural organization of living things.

The branches are gross anatomy, microscopic anatomy, human anatomy, phytotomy, zootomy, embryology, and comparative anatomy.

Kidney function is a part of human physiology, not anatomy.

Bone growth is a part of human physiology, not anatomy.

Beating of the heart is a part of human physiology, not anatomy.

Hence, the statement is false.

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Soluble food molecules are absorbed into the epithelial cells of the small intestine through the process of diffusion and active transport.

Answer:

Yes because it gives off a sense of how high a particular food is, or the oppostite, how low it is for a specific nutrient.

Explanation:

This is the sample answer but reworded so no one gets striked for cheating. the answer above is the sample answer.

Hope this helps :3

Yes, the percent daily value (% DV) is a useful tool, even for people who don't consume a 2,000-calorie diet.

The percent daily value may be defined as the value which is usually calculated by dividing the amount in a serving by the total recommended daily amount.

It indicates the value of each nutrient in a serving of the food specifically. It gives an idea to the person how more he/she is already taken in terms of calories or may be short with respect to daily recommendation limits.

Therefore, it is well described above.

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Answer:

Fires often remove alien plants that compete with native species for nutrients and space, and remove undergrowth, which allows sunlight to reach the forest floor, thereby supporting the growth of native species. ... Overall, fire is a catalyst for promoting biological diversity and healthy ecosystems.

Explanation:

Answer:Through mRNA, the DNA is able to transmit its messages out to other parts of the cell. (Learn more about mRNA here.) Information from the DNA is coded into mRNA which leaves the nucleus of the cell DNA contains the instructions needed for an organism to develop, survive and reproduce. To carry out these functions, DNA sequences must be converted into messages that can be used to produce proteins, which are the complex molecules that do most of the work in our bodies (the white region) and is used by ribosomes (outlined in green). hope this helps have a great night ❤️❤️❤️

Explanation:

Answer:

I know the first and second picture is wrong, not sure what the right one is. Hope this helps some

Answer:

i believe the third pic is correct :)

Explanation:

Answer:

The kangaroo and the beaver both have hair, mammary glands, and long gestation.

Explanation:

Because I had the same question on a test and I failed and see that this was the answer

Answer:

Twenty-two

That's how many human chromosomes are common to both males and females

Explanation:

OA. The water that covers over 70% of the Earth's surface stabilizes the weather and climate of the Earth.

Water's high specific heat helps to regulate the temperature of the Earth's oceans, which in turn affects the temperature and climate of the planet. This is because water can absorb a large amount of heat without a significant increase in temperature, and it can release that heat slowly over time. As a result, the Earth's oceans act as a "heat sink," absorbing excess heat from the atmosphere during warm periods and releasing heat during cold periods. This helps to stabilize the temperature of the planet and makes it more hospitable for life.

Most extracellular matrices composed of biological macromolecules such as Proteins and Carbohydrates.

The extracellular matrix is ​​composed of three major proteins: collagens, non-collagens and proteoglycans. Collagen is the largest component of her ECM protein in skeletal muscle. In the extracellular matrix, collagen fibers are interwoven with classes of carbohydrate-containing proteoglycans attached to long polysaccharide backbones, as shown in the image below. The extracellular matrix also contains many other types of proteins and carbohydrates.

Extracellular matrix serves as a scaffolding for tissues and organs throughout the body and plays an important role in their structural and functional integrity. Its main components are collagen and elastin, large insoluble structural proteins.

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Complete question:

What types of biological macromolecules are most cell walls and extracellular matrices composed of? (Choose ALL correct answers) [] proteins [] nucleic acids [] lipids [] carbohydrates

Answer:

B-Heat flow out

Explanation:

When you change the amount of greenhouse gases the factor you expect to change is Heat flow out.

What is greenhouse gases?

The main greenhouse gases whose concentrations are rising are carbon dioxide, methane, nitrous oxide, hydrochlorofluorocarbons (HCFCs), hydrofluorocarbons (HFCs) and ozone in the lower atmosphere.

How many greenhouse gases are there?

There are ten primary GHGs; of these, water vapor (H2O), carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O) are naturally occurring.

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The arterial origins and the less common branches arise directly from the aorta or from another artery.

The different arteries and the origin from which they come are mentioned below:

1. Right Subclavian Artery - It arises from the brachiocephalic artery which is a branch of the aorta.

2. Right Common Carotid Artery - It arises from the brachiocephalic artery which is a branch of the aorta.

3. Left Common Carotid Artery - It arises from the aorta, i.e. directly from the aortic arch.

4. Left Subclavian Artery - It arises from the aorta, i.e. directly from the aortic arch.

5. Vertebral Arteries - These arteries arise from the subclavian arteries.

6. Internal Thoracic Arteries - They arise from the subclavian arteries.

7. External Carotid Arteries - They arise from the common carotid arteries.

8. Brachiocephalic Trunk - It is the first artery to arise from the aortic arch, and it branches into the right subclavian artery and the right common carotid artery.

9. Celiac Artery - It arises directly from the aorta.

10. Superior Mesenteric Artery - It arises from the aorta.11. Inferior Mesenteric Artery - It arises from the aorta.

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Calcium is released and sequestered differently in skeletal and cardiac muscles, this difference is due to the specific properties of the muscle fibers of each muscle.

In skeletal muscle, calcium is released from the sarcoplasmic reticulum (SR) into the cytoplasm in response to an action potential. In cardiac muscle, calcium is released from the SR and also from the extracellular space. This difference in calcium handling is physiologically relevant because in cardiac muscle, calcium ions play a key role in the contraction and relaxation of cardiac muscle fibers. Calcium ions bind to the protein troponin, which then triggers a series of events that result in muscle contraction. The cardiac muscle fibers are able to release calcium ions from the SR and extracellular space, this allows for a more rapid and sustained contraction of the cardiac muscle, which is necessary for the efficient pumping of the blood throughout the body.

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B. Phenotypic ratio outcome

9- Yellow round (IIRR, IIRr, IiRR, IiRr, IIRr, IiRr, IiRR, IiRr, IiRr)

3- Yellow wrinkled (IIrr, Iirr, Iirr)

3- Green round (iiRR, iiRr, iiRr)

1- Green wrinkled (iirr)

The ratio is 9:3:3:1

C. This ratio is regarded as the key clue which led Mendel to discover the LAW OF INDEPENDENT ASSORTMENT.

The law of independent assortment states that the alleles of two or more different genes are sorted into gametes that are independent of one another.

D. There were two homozygous pure-breed offspring during the final cross. These are:

IIRR - homozygous yellow round

iirr- homozygous green wrinkled

It is difficult for scientists to know how many species have already been described because of several reasons.

One of the main reasons is the lack of a comprehensive database or registry of all known species. The process of describing a species is a complex one that involves a lot of research and fieldwork, and many species are only described in isolated studies, making it difficult to keep track of them all.

Another reason is the sheer number of species that exist in the world, estimated to be between 8 and 12 million. The process of discovering and describing new species is ongoing, and as scientists continue to explore different regions and habitats, they are likely to discover many more new species.

Furthermore, some species may be difficult to classify due to their morphological or genetic variations, leading to disagreements among scientists on whether they constitute separate species or not. This can also lead to duplicate descriptions of the same species, further complicating the process of keeping track of all known species.

In conclusion, the vast number of species that exist, the ongoing discovery of new species, and the complexities of classification and description make it difficult for scientists to know exactly how many species have already been described. However, efforts are being made to create more comprehensive databases and registries to aid in the management of this information.

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Answer:

.

Explanation:

.

Answer:

a

Explanation:

The glomerulus is a unique high-pressure capillary bed in the kidneys. This filtration bed is considered high pressure due to the type of vessels feeding and draining it. The afferent arteriole feeding the glomerulus is larger in diameter than the efferent arteriole draining the bed.

This anatomical characteristic makes the blood entering the bed to be under high pressure and leaves the bed under lower pressure. This pressure differential between the two arterioles forces fluids and solutes through the walls of the capillaries and into the urinary tubules for further filtration. Therefore, the larger diameter of the afferent arteriole provides a higher volume of blood under higher pressure to the glomerulus, increasing the efficiency of the filtration. The smaller diameter of the efferent arteriole slows the blood flow, increasing the pressure inside the capillaries and maintaining the high pressure in the bed. This anatomical feature provides a unique and efficient filtration mechanism to the kidneys.

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complete question: The glomerulus is a unique high-pressure capillary bed, because the ______ arteriole feeding it is larger in diameter than the ______ arteriole draining the bed.

Adenyl cyclase is a protein enzyme located on the inner surface of the plasma membrane and catalyzes the conversion of ATP to cyclic AMP (cAMP). The hormone binds to its receptor, which activates adenylate cyclase, which leads to the formation of cAMP.

The cAMP functions as a second messenger, activating protein kinase A, which then initiates a cascade of reactions. Insulin is a hormone that stimulates the uptake of glucose by cells and regulates metabolism. Insulin causes the liver to convert glucose to glycogen and store it in the liver cells. When the body needs glucose, glucagon stimulates the liver to break down glycogen into glucose and release it into the bloodstream.

Cortisol is a hormone that regulates glucose metabolism and the body's response to stress. It increases the levels of glucose in the blood by stimulating the liver to convert glycogen to glucose and promoting gluconeogenesis, which is the formation of glucose from non-carbohydrate sources such as amino acids.Leptin is a hormone produced by adipose tissue that regulates appetite and energy expenditure. Thyroxine, or T4, is a hormone produced by the thyroid gland that regulates metabolism. It increases the rate of glucose metabolism, leading to an increase in glucose uptake and use by cells.  

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The best cross to find out if the purple-flowered peas are homozygous is a monohybrid cross. In a monohybrid cross, the scientist would cross the purple-flowered pea plant with another pea plant that has a different flower color (such as white), and observe the phenotype (observable characteristics) of the offspring.

If the purple-flowered pea plant is homozygous for the purple flower color (PP), all of the offspring will also have purple flowers. However, if the purple-flowered pea plant is heterozygous (Pp) for the purple flower color, some of the offspring will have white flowers. This is because the offspring will inherit one allele (version) of the gene for flower color from each parent. If the purple-flowered parent is homozygous, it will pass on a purple allele in each case; if it is heterozygous, it will pass on either a purple or white allele.

By observing the flower color of the offspring, the scientist can determine whether the parent plant is homozygous or heterozygous for the purple flower color allele. If all the offspring have purple flowers, the parent plant is homozygous. If some of the offspring have white flowers, the parent plant is heterozygous.

Answer:

As we know, purple flowered peas plants are a dominate traits.

The purple flowered pea plants that the scientist has might be heterozygous(Pp) or homozygous (PP).

The best cross to find out what alleles those purple flowered peas are carrying, is to cross it with heterozygous purple flowered pea plant...

we have:

Heterozygous purple-flowered peas crossed with unknown alleles for purple-flowered peas.

Now, we have two options

Results will be :

3=purple-flowered peas

1= white- flowered peas

(75% purple and 25% white)

Results will be :

4 = purple-flowered peas

(100% purple)

Now,

If all the results were purple-flowered peas then the plants she has are homozygous

And if some of the results were white-flowered peas then the plants she has are heterozygous

Answer:

They use photosynthesis

Explanation:

They turn the solar energy into chemical energy. Without it, we would not survive!

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Explanation:

Plants trap light energy from the sun with their leaves. It converts light energy to chemical energy

Answer:

producers

Explanation:

:)

The level of a food pyramid which represents the largest number of organisms is the Producers level. Producers are the first trophic level of a food chain.

Producers consist of the group of all the organisms which can produce their own food through the process of photosynthesis. They usually include all the green plants. These organisms trap the energy from the sun and use it to synthesize the carbohydrate (food) by the process of photosynthesis. All the other organisms depend on the producers for their food.

The bottom and largest level of the food pyramid is the producers and it contains the largest amount of energy in a food chain or a food web. As you move up in the pyramid, through the different trophic levels to primary, secondary and tertiary consumers, the amount of energy decreases and the levels become smaller and smaller in number as well as energy.

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Answer:

An amino acid

Explanation:

Answer:

The liquid would be equivalent to Cytoplasm

The particles would be equivalent to orgnaelles

Explanation:

Cytoplasm is the liquid-like substance in the form of a gel that is also referred to as the protoplasm which is found outside the cell of living things. It is majorly mad up if dissolved molecules and water, as well as several cell organelles that carry out specific functions.

Comparing salad dressing to a cell, the liquid in the salad could be likened to the cytoplasm of a cell, while the particles in the salad could be likened to the organelles in a cell which performs various functions.

Answer : The liquid would be equivalent to the cytoplasm and the particles would be equivalent to organelles.

Explanation: