Plasmodesmata

question 9

Multiple Choice

Plasmodesmata

• A)permit small molecules to pass from one cell to another.
• B)are found only in animal cells.
• C)are closed by the neurotransmitter dopamine.
• D)provide tensile strength.

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Definitions:

Secondary Reinforcers

Stimuli which become rewarding through their association with primary reinforcers.

Shaping

A method of behavior training in which reinforcement is given for progressively closer approximations of the desired behavior.

Classically Conditioned

A learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus.

Extinction

In behavioral psychology, the process of diminishing a conditioned response by repeatedly presenting the conditioned stimulus without the unconditioned stimulus.