19. Which of the following statements are accurate?
A. At rest, excitable cells (e. g. n...
Biology, 02.04.2020 21:29, hannahkharel2
19. Which of the following statements are accurate?
A. At rest, excitable cells (e. g. neurons) have a negative charge.
B. Once a depolarization reaches threshold, an action potential will most likely occur, however, a strong repolarization or hyperpolarization event could prevent the action potential.
C. Repolarization of a neuron results from sodium diffusing out of the cell.
D. To reach threshold, cells at rest must hyperpolarize.
E. Sodium diffusing out of a neuron will cause depolarization
Answers: 2
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Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.
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Biology, 22.06.2019 20:30, kiarabermudez754
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