Biology > EXAM > BIO 1400 EXAM 3 PRACTICE STUDY QUESTIONS WITH CORRECT ANSWERS 2025/2026 GUARANTEED PASS | RATED A+ (All)
BIO 1400 EXAM 3 PRACTICE STUDY QUESTIONS WITH CORRECT ANSWERS 2025/2026 GUARANTEED PASS | RATED A+
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If an axon cannot perform saltatory conduction, then what is probably true of this axon ? A. It has fewer voltage-gated Na+ channels than an axon that can perform saltatory conduction B. It lacks an... effective myelin sheath C. It is associated with either Schwann cells or oligodendrocytes D. It has multiple nodes of Ranvier E. It generates fewer action potentials, and requires less ATP, than an axon of equal length that can perform saltatory conduction - Answer>>> B. It lacks an effective myelin sheath Diploidy is first reestablished following a) fertilization b) gastrulation c) organogenesis e) ovulation - Answer>>> a) fertilization The formation of the fertilization membrane and the slow block to polyspermy are dependent on a) the entrance of potassium ions into the egg b) the departure of sodium ions from the egg c) the entrance of calcium ions into the egg d) the departure of hydrogen ions from the egg - Answer>>> c. the entrance of calcium ions into the egg [Show More]
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