MadDaddy95
01.11.2019 •
Biology
Which of the following statements about the stimulation of muscle cells is true? a. neurotransmitters are released into the synapse between two muscle cells. b. calcium ions bind the actin-myosin complex to start the muscle contraction process. c. acetylcholine opens channels that allow calcium ions into the muscle cell. d. an action potential in a muscle cell ultimately results in the release of calcium ions into the cell.
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Ответ:
A recently formed island may separate the population of the same species. The geographical barrier will prevent the members of the species to copulate. But the separated members will adapt the changes in the new habitat and they will evolve to be developed into new species.