How Can There Be So Many More Proteins Produced by Our

question 17

Multiple Choice

How can there be so many more proteins produced by our cells compared to the number of genes that we have?

• A) RNA processing in the nucleus creates different messenger RNAs from the same original transcript.
• B) Each protein is encoded by several genes.
• C) Alternative splicing occurs in a small number of genes.
• D) All of the mRNAs produced from a single pre-RNA will contain the same exons.
• E) All of these are correct answers.

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Definitions:

Convertible

A type of financial security, such as a bond or preferred stock, that can be converted into a specified amount of another type, typically common stock, at the holder's option.

Bond Yields

The amount of return an investor realizes on a bond, usually expressed as a percentage of the bond's value.

Present Value

The present worth of a future sum of money or series of cash flows, when discounted at a specific rate of interest.

Coupon Payment

The interest payment made to the bondholders by the issuer of the bond.