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What is a molecular clock? (1 point)a tool scientists use to date fossils a tool scientists use to determine how many mutations a species accumulates over time a tool scientists use to determine how
long two species have been evolving independently a tool scientists use to determine how long it takes to sequence a strand of DNA
molecular clock is a tool scientists use to determine how long two species have been evolving independently..
Expert answered|uxiali|Points 1257|
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Species Y and Z have very different genes. Species A and B have only a few different genes. What is most likely true about these species? (1 point)
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