Humans share several features with salamanders. Certain genes and proteins are nearly identical between the two species; both species have four limbs with a similar skeletal structure; the species' early embryos are similar; and where the salamander has
a functional tail, humans have a vestigial tailbone. In evolutionary terms, these are examples of
A) geographic similarity.
B) homology.
C) adaptation by natural selection.
D) artificial selection.
Answer: B
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Indicate whether the statement is true or false
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What RNA processing is involved in the production of rRNA?
What will be an ideal response?