Biology, 21.06.2020 01:57, KHaire6856
Which is an example of evolution by genetic drift, and NOT by natural selection?
A) A small population of bark beetles is carried in driftwood to a new island, where the members reproduce rapidly.
B) A population of lizards develops longer tongues when their food source changes.
C) The bright red feathers of a male cardinal helps it attract a female mate.
D) A female frog lays hundreds of eggs in a clutch, but only a few of the eggs hatch and develop into adult frogs.
Answers: 2
Biology, 22.06.2019 07:30, ayoismeisalex
Which greenhouse gas is emitted when burn fossil fuels for energy? a. nitrogen b. oxygen c. carbon dioxide d. helium
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Biology, 22.06.2019 15:40, mesposito
During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.
Answers: 1
Which is an example of evolution by genetic drift, and NOT by natural selection?
A) A small populat...
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