Humans Share Several Features with Salamanders

question 26

Multiple Choice

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.

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Definitions:

Contract Rate

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Issue Price

The price at which securities, such as bonds or shares, are originally sold to the public or investors by the issuing entity.

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A debt instrument that requires a series of periodic payments to the lender over a specified period of time.

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The expenditure an entity incurs from borrowing funds during a certain period.