provide evidence of common ancestry among organisms.
A:Variations in early embryos
B:Similarities in DNA sequences
C:Variations in chromosomes
D:Differences in nucleotide order
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Ответ:
B:Similarities in DNA sequences
Explanation:
Molecular similarities provide evidence for the shared ancestry of life. DNA sequence comparisons can show how different species are related. Biogeography, the study of the geographical distribution of organisms, provides information about how and when species may have evolved.
Ответ:
Ответ:
F2?
Explanation: