Answer:
The material through which a wave travels is called a medium
Explanation:
For example, insects use wings to fly like bats and birds, but the wing structure and embryonic origin is completely different. These are called analogous structures... Some structures are both analogous and homologous: the wings of a bird and the wings of a bat are both homologous and analogous.
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Answer:
D. would be the best answer
Explanation:
Although they mainly found evidence through fossils, they also found this evidence with the occurrence of earthquakes and volcanic eruptions.
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The correct answer is B) chance
Allele frequencies in a gene pool change completely due to chance.
