Openings in Leaves Through Which Gases Enter and Exit Are

question 45

Multiple Choice

Openings in leaves through which gases enter and exit are called ____.

• A)mesophylls
• B)stroma
• C)rubiscos
• D)stomata
• E)photosystems

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Definitions:

Variable-Interval

A reinforcement schedule in which the first response after a varying time interval is rewarded.

Fixed-Ratio

A schedule of reinforcement where a response is reinforced only after a specified number of responses, making it a predictable pattern of reinforcement in behavioral conditioning.

Swiftly Delivered Punishment

Refers to the immediate consequence given after an undesirable action to discourage its repetition.

Unpredictable Level

A degree or extent of likelihood where outcomes cannot be foreseen or guaranteed.