How Many Molecules of CO₂ Are Fixed During Each Turn

question 54

Multiple Choice

How many molecules of CO₂ are fixed during each turn of the Calvin cycle?

• A)one
• B)two
• C)three
• D)four
• E)five

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Definitions:

Unconditioned Stimulus

A stimulus that innately prompts a reaction without the necessity for prior conditioning.

Stimulus Generalization

The process by which conditioned responses are triggered by stimuli that are similar, but not identical, to the original conditioned stimulus.

Reinforcer

A stimulus or event that increases the probability of the repeated occurrence of a behavior that it follows, often used in the context of operant conditioning.

Primary Reinforcer

A naturally reinforcing stimulus, like food or water, that satisfies a basic biological need.