Biology, 04.02.2021 01:00 savannahvargas512
During a severe windstorm on an isolated island, some pollen and seeds from conifers are carried high into the air in a cloud of dust. In which of these situations would the dust cloud containing the seeds and pollen be considered an agent for gene flow?
А. The dust cloud is subjected to an extended period of ultraviolet radiation, causing a mutation in a gene of
the conifer seeds.
B. The dust cloud settles, and a few of the conifer seeds return to the same environment.
C. The dust cloud is subjected to electromagnetic radiation from the sun, causing the pollen to be unable to
pollinate flowers.
D. The dust cloud settles over a forest on a distant, isolated island and pollinates some conifer trees in that forest
Answers: 3
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