In a drought, thick, waxy plant cuticles reduce water loss and are favored over thin cuticles. This is an example of
Directional Selection
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15
Which of these is a core principle of Charles Darwinโs theory of evolution by natural selection? 1) Individual organisms pass on acquired traits to their offspring. 2) Individuals do not evolve; populations evolve
2
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boom
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gift
Win 25 points!
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rocket
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baam
Lose 15 points!
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15
In the Hardy-Weinberg Equation, what does this represent: 2pq?
The frequency of the heterozygous genotype
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15
Convergent evolution is when two organisms share a recent common ancestor. (True or False)
False
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15
Birds of paradise with more complex songs, dances, and behaviors attract more mates. This is an example of
Sexual Selection
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15
Rapid habitat destruction can cause population bottlenecks. (True or False)
True
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monster
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fairy
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rocket
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baam
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lifesaver
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magnet
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shark
Other team loses 10 points!
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thief
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25
boom
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rocket
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fairy
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25
thief
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15
A farmer cross bred corn stalks with more cobs in an effort to increase crop yield. This is an example of
Artificial Selection
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15
The random loss of alleles in a population is known as
Genetic Drift
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15
In the Hardy-Weinberg Equation, what does this represent: q2 (q squared)?
The frequency of the homozygous recessive genotype
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15
In stabilizing selection, the intermediate phenotype is favored. (True or False)