Biology, 30.01.2020 23:54 tursunovarukhshona
Agroup of mice becomes separated by the formation of a river. over time, the northern mice became smaller and whiter, while the southern mice became larger and browner. this is an example of:
question 5 options:
geographic isolation
homology
industrial mechanism
genetic isolation
Answers: 1
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Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different
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Approximately how many times does an average human heart beat in a lifetime?
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