Each DNA Strand Has a Backbone That Consists of Alternating

question 57

Multiple Choice

Each DNA strand has a backbone that consists of alternating

• A) covalent and ionic bonds.
• B) nitrogen-containing bases.
• C) hydrogen bonds.
• D) sugar and phosphate molecules.
• E) covalent and hydrogen bonds.

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Definitions:

Discriminative Operant

A behavior that is more likely to be performed in the presence of a specific stimulus because the behavior has been reinforced in the presence of that stimulus in the past.

Stimulus Generalization

The process in which a conditioned response is observed, not only to the original stimulus but also to similar stimuli.

Discrimination Learning

A process by which an organism learns to respond differently to various stimuli, distinguishing between similar but distinct cues.

Excitatory Generalization Gradient

The tendency for the conditioned response to be elicited by stimuli that are similar to the conditioned stimulus.