What Structural Feature Is Most Responsible for Chlorophyll's Ability to Absorb

question 65

Multiple Choice

What structural feature is most responsible for chlorophyll's ability to absorb light?

• A)The magnesium ion.
• B)The conjugated double-bonds in the tetrapyrrole ring.
• C)The phytol side chain.
• D)An aromatic side chain attached to the tetrapyrrole ring.

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Definitions:

Reinforcement

A stimulus that follows a response and increases the frequency of the response.

Evolutionary Forces

Factors that contribute to the changes in gene frequencies within populations through processes such as natural selection, mutation, and genetic drift.

Biological Prepared

Refers to the concept that certain behaviors or physiological responses are innately programmed in organisms to aid in their survival.

Counterconditioning

A fear-reduction technique in which pleasant stimuli are associated with fear-evoking stimuli so that the fear-evoking stimuli lose their aversive qualities.