How do the haploid and diploid phases of the plant life cycle differ from those of the animal life cycle?
a. In plants, the diploid phase dominates the life cycle, while in animals the haploid phase dominates the life
cycle.
b. In plants, mitosis occurs only during the haploid phase while in animals mitosis occurs only during the diploid
phase.
c. In plants, mitosis occurs only during the diploid phase, while in animals mitosis occurs only during the haploid
phase.
d. In plants, mitosis occurs during both the haploid and diploid phases, while in animals mitosis occurs only
during the diploid phase.
e. In plants, meiosis occurs during the haploid phase, while in animals meiosis occurs during the diploid phase.
ANSWER: d
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A cell that lacks the ability to make DNA repair enzymes will
A) be unable to replicate its DNA. B) replicate its DNA as rapidly as a normal cell, but the resulting DNA will have more errors in it. C) replicate its DNA as well as a cell with intact repair enzymes. D) be able to correctly replicate its DNA, but it will need more time to do so.
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