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Neko [114]
3 years ago
9

Most of the energy in the United States comes from:

Biology
1 answer:
Grace [21]3 years ago
8 0
Solar power/energy or hydroelectric plants
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Name the five cardiac cycle activities starting with excitation and ending with regulation of blood flow and volume.
stira [4]

Answer:

Explanation:

1) Excitation brings about contraction.

2) Contraction leads to an increase in blood pressure.

3) Changes in blood pressure results in the opening and closing of the heart valves.

4) The opening and closing of heart valves then regulates the flow of blood and it's volume.

3 0
3 years ago
Part A: Describe the general composition of a protein molecule. Be sure to include the elements that make up a protein
jarptica [38.1K]
A protein is a polymer of amino acids. When amino acids are joined by dehydration synthesis (a process that removes water to form a chemical bond), they form peptide bonds. <span>There are three main components of an amino acid, the amino group, the side chain, and the carboxylic acid group.  </span>
3 0
3 years ago
f ATP is hydrolyzed in a test tube, which of the following effects indicates that the reaction is exergonic?
maxonik [38]
Do you have any answer choices ?
6 0
3 years ago
How is logistic growth different from exponential growth?
prisoha [69]

Answer:

The exponential growth model shows a characteristic curve which is J-shaped while the logistic grown model shows a characteristic curve which is S-shaped.

The exponential growth model is applicable to any population which doesn’t have a limit for growth. The logistic growth model is applicable to any population which comes to a carrying capacity.

The exponential growth model typically results in an explosion of the population. The logistic growth model results in a relatively constant rate of population growth. This happens when the growth rate of the population arrives at its carrying capacity.

Exponential growth is ideal for populations that have unlimited resources and space – such as bacterial cultures. Logistic growth is more realistic and can be applied to different populations which exist in the planet.

The exponential growth model doesn’t have any upper limit. The logistic growth model has and upper limit, which is the carrying capacity.

Exponential growth happens when the rate of growth is in proportion to the existing amounts. This is also true for logistic growth but the difference is, it also includes competition and resources which are limited.

4 0
3 years ago
What is the difference between rain and snow?
photoshop1234 [79]

Answer:

Rain can be warm . . . and rain is water like actually plain water coming from condensation in the cloud , Snow is made when that water freezes. . . or hail which is when it freezes in the clouds then it rains but the water is frozen , all of this is scrarch none of it is copy n paste so don’t report:)

Explanation:

7 0
3 years ago
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