It could be said that males are able to provide gametes with more genetic diversity than females for reproduction. One main reason would be
A) males provide more genes in sperm than females provide in eggs.
B) crossing over occurs more often in the formation of sperm than in eggs.
C) spermatogenesis in males results in four functional sperm while oogenesis in females results in only one egg and three structures that contain genetic information that is lost when they disintegrate.
D) sperm that contain a recombination of genes are usually more successful in fertilizing an egg.
Correct Answer:
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Q1: Which of the following is NOT a
Q3: Homologous chromosomes are similar in all of
Q5: During which stage of meiosis does the
Q6: If a sperm cell contains 8 chromosomes,
Q7: Which of the following steps would NOT
Q8: At which stage of meiosis is each
Q9: Sources of genetic variation in a sexually
Q10: If a cell contains 12 chromosomes at
Q10: The cell formed through fertilization of an
Q11: What is the importance of crossing-over?
A) It
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