Answer:
Biotic creatures are living things, like animals, plants, and cells
abiotoc are the enviroment they live in like, forests, desserts and bodies of water
Explanation:
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Answer any of the following questions:What causes the phases of the moon?
When the moon is waning, the visible part of the moon is
A) getting smaller
Which of the following is true of the relationship between the moon and the Earth?
D) The moon revolves around the Earth.
Which statement is true?
B) The moon revolves around the earth faster than it rotates.
Tuna, Bar jacks, and Tiger groupers.
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-Payshence
The answer is step 3. Nerve impulse on a muscle cell induces release of calcium ions
Steps of a muscle contraction are:
1. Nerve impulse travels down the axon and causes a release of acetylcholine.
2. Acetylcholine binds to the receptor of a muscle cell.
3. Nerve impulse on a muscle cell induces a release of calcium ions.
4. Calcium ions induce exposing of myosin to actin.
5. Sliding of actin filaments past myosin filaments.
6. The muscle contract.
