The Backbone of Nucleic Acids Consists of

question 61

Multiple Choice

The backbone of nucleic acids consists of

• A) a phosphodiester bond between the 2' and 5' hydroxyl groups of neighboring sugars
• B) a phosphodiester bond between the 3' and 5' hydroxyl groups of neighboring sugars
• C) a glycosidic bond between a pyrimidine and a sugar
• D) a glycosidic bond between a purine and a sugar

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Definitions:

Negative Reinforcement

A behavioral concept where the removal of an undesirable or unpleasant stimulus strengthens a behavior.

Positive Reinforcement

Increasing behaviors by presenting positive stimuli, such as food. A positive reinforcer is any stimulus that, when presented after a response, strengthens the response.

Primary Reinforcer

A stimulus that is naturally rewarding or satisfying, such as food, water, or relief from pain.

Garbage

Refuse or waste material discarded by humans, typically consisting of everyday items like food waste, paper, and plastic.