Vernalization in Arabidopsis Involves Epigenetic Changes as Cold Temperatures Induce Histone Modifications That

question 34

True/False

Vernalization in Arabidopsis involves epigenetic changes as cold temperatures induce histone modifications that influence expression of genes for germination or flowering in the spring when temperatures increase.

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Definitions:

Neutral Stimulus

In conditioning, a stimulus that initially elicits no specific response other than focusing attention, which can eventually elicit a conditioned response when paired with an unconditioned stimulus.

Unconditioned Response

A natural, unlearned reaction to an unconditioned stimulus, part of classical conditioning theory.

Unconditional Reinforcement

A form of reinforcement in operant conditioning that is given consistently every time a desired response is made.

Unconditioned Response

An automatic, natural reaction to a stimulus that does not depend on prior learning.