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Advocard [28]
3 years ago
11

What chemical directly provides the energy needed for muscle contraction?

Biology
1 answer:
schepotkina [342]3 years ago
4 0
Muscle contraction happens only when the energy molecule called adenosine triphosphate (ATP) is present
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Why is there so much variety of bacteria in the mouth
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List and explain the function of four organelles found in eukaryotic cells.<br> HELP NOW !
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Explanation:

Below is a list of organelles that are commonly found in eukaryotic cells.

Organelle: Function

Nucleus: The “brains” of the cell, the nucleus directs cell activities and contains genetic material called chromosomes made of DNA.

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2 years ago
Bomb shelters are found under the school. Some people refer to these areas as the catacombs. true or false?
Dmitriy789 [7]
That would be false. A catacomb is an ancient underground cemetery.

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When preparing to drive a vehicle a driver must adjust the rearview and side mirrors so that vision is clear?
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Explanation:

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