The Signaling Molecule for Flowering Might Be Released Earlier Than

question 39

Multiple Choice

The signaling molecule for flowering might be released earlier than usual in a long-day plant exposed to flashes of ________.

• A) far-red light during the night
• B) red light during the night
• C) red light followed by far-red light during the night
• D) far-red light during the day

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Definitions:

Law of Effect

A principle of learning that states behaviors followed by positive outcomes are more likely to be repeated, while those followed by negative outcomes are less likely to occur.

Variable Ratio

A reinforcement schedule in operant conditioning where a response is reinforced after an unpredictable number of responses, enhancing its effectivity.

Fixed Ratio

A schedule of reinforcement where a response is reinforced only after a specified number of responses, often used in behavior modification programs.

Variable Interval

A reinforcement schedule in which the reinforcement is provided after a variable and unpredictable amount of time has passed following a behavior.