For a Stem That Has a Vascular Cylinder, Which Sequence

question 60

Multiple Choice

For a stem that has a vascular cylinder, which sequence of structures is in the correct order, from outside to inside?

• A)stele - epidermis - pith - cortex
• B)epidermis - cortex - stele - pith
• C)stele - cortex - epidermis - pith
• D)cortex - stele - pith - epidermis

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Definitions:

Conditioned Stimulus

An initially neutral stimulus that, after being associated with an unconditioned stimulus, comes to trigger a conditioned response.

Operant Conditioning

A learning process in which the strength of a behavior is modified by reinforcement or punishment.

Edward Thorndike

An American psychologist known for his work in comparative psychology and the law of effect.

Ivan Pavlov

Ivan Pavlov was a Russian physiologist known for his work in classical conditioning, demonstrating how dogs could learn to associate a neutral stimulus (such as a bell) with an automatic behavior (like salivating) when paired with food.