Amino Acids Are the Building Blocks of the Body's Proteins

question 87

Multiple Choice

Amino acids are the building blocks of the body's proteins. Which statement concerning amino acids is false?

• A)There are approximately 200 standard amino acids that occur naturally in the proteins of the human body.
• B)Except for when R=H, amino acids are chiral molecules.
• C)The amino acids found in human proteins are "alpha" amino acids.
• D)The properties of amino acids and the proteins they compose are determined by the nature of the side chain groups that are present.

---

Definitions:

Conditioned Stimulus

An initially neutral signal that, once associated with an unconditioned stimulus, triggers a learned response.

Conditioned Response

is a learned reaction to a conditioned stimulus that occurs because of previous conditioning, typically in the context of classical conditioning.

Unconditioned Stimulus

A stimulus that naturally and automatically triggers a reflexive response without the need for prior learning.

Conditioned Stimulus

A previously neutral stimulus that, after being associated with an unconditioned stimulus, elicits a conditioned response in classical conditioning.