Reproduction in Cnemidophorus uniparens, a parthenogenetic species of whiptail lizard, requires sexual behavior, but all members of the species are female.How do these lizards reproduce?
A) Females hybridize with males of a related species, but accept only some of the chromosomes in the sperm.
B) Females that are the most fit temporarily become males, produce and transfer sperm to other females, and then revert to being females.
C) The least fit females temporarily become males, produce and transfer sperm to other females, and then revert to being female.
D) Females with high progesterone levels act like males, but they do not produce any sperm.
E) Females with high estrogen levels act like males, but they do not produce any sperm.
Correct Answer:
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Q6: Sexual reproduction has an evolutionary advantage over
Q7: While examining histological sections derived from the
Q8: Parthenogenesis
A) is theoretically possible but has never
Q9: Which feature is usually associated with asexual
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Q12: The sexual role assumed during courtship by
Q13: Which cells result from the second meiotic
Q14: Which cell types differentiate into sperm cells
Q15: Which feature characterizes both spermatogenesis and oogenesis
Q16: Which are the initial products of germ
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