Answer:
gene pool
Explanation:
bc like, well i didnt make the name
Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
Answer:
The need for continental time zones stemmed directly from the problems of moving passengers and freight over the thousands of miles of rail line that covered North America by the 1880s. Since human beings had first begun keeping track of time, they set their clocks to the local movement of the sun.
Explanation:
AB blood type is very rare
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Gametophytes produce cells that undergo mitosis to produce gametes that fuse to form a zygote.
