Our current understanding of evolution is called a theory because it has been
supported repeatedly as new discoveries have been made.
proven to be exactly true as originally proposed.
corroborated by data that were gathered during a
single experiment.
developed from the postulates of many scientists.

the answer would be 2, if crossing over doesn’t occur 2 out of 4 of the daughter cells will have that allele.

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flooding wildfire landslides climate change the factors listed have an immediate effect on the animal populations found in any habitat. the four factors would lead to a death. b emigration. eliminate c immigration. d mutations.