A Cell That Is Observed Under the Microscope Is Found

question 81

Multiple Choice

A cell that is observed under the microscope is found to have its DNA enclosed in a nucleus, and has other specialized internal compartments. The cell is a(n) ____. ​

• A)prokaryote
• B)bacterium
• C)eukaryote
• D)E. coli
• E)archaean

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Definitions:

Conditioned Fear

A learned response where a neutral stimulus begins to elicit fear after being paired with an aversive event.

Behavioral Contrast

A phenomenon observed in operant conditioning where a change in the reinforcement conditions for one behavior alters the rate of another behavior.

Excitatory Generalization Gradients

Graphs showing the level of generalization from an excitatory conditioned stimulus (CS1) to other stimuli.