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BIO 152 EXAM|45 COMPLETE Q’S AND A’S
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BIO 152 EXAM|45 COMPLETE Q’S AND A’S
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BIO 152 EXAM|45 COMPLETE Q’S ANDA’S
10.) the bone structure of the forelimbs of horses, bats, and whales indicates
that structures with..... - -different functions may retain evidence of descent
from a common form
- 9.) accept the biological species concept and insist that classification must
reflect evolutionary history are called___. - -cladists
- 11.) for members of two different populations to be part of the same
species they must ____. - -be able to interbreed
- 12.) which group of gymnosperms has only one species, which has
survived by human cultivation - -ginkgoes
- 13.) the principle way for genetic variation to spread through a population
is by ____. - -sexual reproduction
- 14.) without genetic variability, a population cannot ____. - -evolve
- 15.) change in gene frequency this is NOT due to selection, mutation, or
immigration - -genetic drift
- 16.) if a small group of individuals colonizes a newly formed island, the
gene frequency of the population is likely to be different from that of the
population they came from. This is called ___. - -founder effect
- 17.) what effect do mycorrhizae have on the plants with which they
associate? - -they are symbionts, helping the plant to take in minerals
- 18.) the evolutionary tendency in the alternation of generations is - -
reduction of the gametophyte to a few cells and the gametophyte is
protected by the sporocyte (a and b only)
- 19.) the removal of the ___ of a root abolishes its response to gravity - -
root cap
- 24.) the Hardy-Weinberg principle states that - -sexual reproduction with
random mating will not change the gene pool of populations
- 25.) Protista cannot ____ - -Be prokaryotic
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