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alexira [117]
3 years ago
6

Describe the general composition of a protein molecule.

Biology
1 answer:
Olenka [21]3 years ago
8 0

Answer:Proteins are composed of amino acid molecules linked together by peptide bonds. C, H, N, S, and O are typical atoms that compose amino acids

Explanation: I hope this help mark me brainliest

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to stimulate muscle contraction, acetylcholine is released from the ___________ into the synaptic cleft.
Hunter-Best [27]

Acetylcholine is the fundamental neurotransmitter that transmits information from nerve cells to muscles. It is released by synaptic vesicles and binds to receptors on the muscle membrane.

  • In order to stimulate muscle contraction, acetylcholine is released from the SYNAPTIC VESICLES into the synaptic cleft.

  • Synaptic vesicles are a type of small organelle clustered at presynaptic terminals.

  • These vesicles (synaptic vesicles) are responsible for the uptake, storage, and release of different neurotransmitters.

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7 0
2 years ago
Give two reasons why the chromosome number can be used to characterise a species.
lord [1]
Hello <span>Dorisspears6347
</span>

#1: <span>A chromosome number does reflect the complexity of an organism.

#2: </span>Organisms with different numbers of chromosomes are unlikely to be able to interbreed successfully


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8 0
3 years ago
A chemical substance that organisms require to live is what
horrorfan [7]

Answer:

Nutrients.

Explanation:

Nutrients are the chemical substances required by any organism to meet the basic requirements of life. The nutrient can be either organic or inorganic, but both are important for the organism.

5 0
3 years ago
How can i increase an object’s Kinetic Energy?
Alik [6]

- An object's kinetic energy depends on its mass and its speed.

- The faster something is moving and the heavier it is, the more work it can do.

- Kinetic energy increases as an object moves faster.

- If an objects speed is doubled > kinetic energy is quadrupled.

<em>If an object is not moving, it does not have kinetic energy. </em>

7 0
3 years ago
A brown guinea pig mates with a white guinea pig. All of the babies have tan, or light brown fur. The hair color trait in guinea
Paha777 [63]

Answer:

It would be sex linked.

Explanation:

As you know (if you do), when two animals mate, they combine their genes to make a baby. So of their skin colors are different like one is brown and one is white, then you get a baby that would look brownish white or have spots that are brown or white.

5 0
3 years ago
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