Which of the Following Is the Best Description of a Gene

question 62

Multiple Choice

Which of the following is the best description of a gene?

• A)a protein whose amino acid sequence is encoded in a segment of DNA
• B)a collection of millions or billions of base pairs of DNA, encoding many proteins
• C)a segment of DNA that is transcribed into an mRNA, a tRNA, or an rRNA
• D)a segment of mRNA that is translated into a protein
• E)A section of the nucleus where transcription takes place.

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Definitions:

Orexin Levels

The concentration of orexin peptides in the body, which are crucial in regulating wakefulness and appetite.

Hunger-Dampening Hormone

A biochemical that suppresses appetite, such as leptin, which is produced by fat cells.

Leptin

A hormone produced by fat cells that regulates body weight by signaling the brain to reduce appetite and burn fat stored in the body.

Fat Cells

Fat cells, also known as adipocytes, store energy in the form of fat and play key roles in metabolism, hormone regulation, and thermal insulation.