Which of the following does NOT produce
variation?
a. crossing over
b. random alignment of chromosomes during
meiosis
c. asexual reproduction
d. genetic recombination of alleles
e. sexual reproduction
C
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What will be an ideal response?
Which of the following is an example of adaptation, one of the characteristics of life?
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Which part of a seed provides nourishment for the embryo, enabling seed plants to survive on land?
a) ovary b) ectosperm c) seed coat d) endosperm e) egg sac