Answer:
<u>Once the myosin-binding sites are exposed, and if sufficient ATP is present, myosin binds to actin to begin cross-bridge cycling. Then the sarcomere shortens and the muscle contracts. In the absence of calcium, this binding does not occur, so the presence of free calcium is an important regulator of muscle contraction.</u>
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Answer:
1. Alzheimer's disease is when you begin to forget things and have memory loss.
2. It is inherited in an autosomal dominant pattern and if one of your parents has Alzheimer's you or your siblings could get it.
3. Single gene inheritance
Explanation:
Oof I don't think ppl like that (ŏ_ŏ)
Minerals <span>that are heavy, durable, and chemically resistant are likely to be found in placer deposits. A placer deposit </span><span>is an accumulation of valuable minerals</span>
