A sarcomere is the basic contractile unit of muscle fiber. Each sarcomere is composed of two main protein filaments—actin and myosin—which are the active structures responsible for muscular contraction. The most popular model that describes muscular contraction is called the sliding filament theory.
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Explanation:Which characteristic of pea plants were important in their selection as ... Which statement below best describes the difference between mitosis and ... mitosis is the portion of the cell cycle that divides the nuclear material while cytokinesis divides the ... Animal breeders who discover a unique trait and selectively breed to
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All cells are surrounded by a cell membrane. The cell membrane is semipermeable, allowing some substances to pass into the cell and blocking others.
Explanation:
I think it’s B, but i could be wrong
Long term I think because it takes a while for forest to be filled again
