The Gametophyte of Mosses Has Two Stages

question 40

Multiple Choice

The gametophyte of mosses has two stages.During the first stage,there is a branching of filament cells called the

• A)antheridium.
• B)archegonium.
• C)rhizoid.
• D)protonema.
• E)sori.

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Definitions:

Spontaneous Recovery

A phenomenon in psychology where previously extinguished responses reappear after a period of no exposure to the conditioned stimulus.

Superstitiously

In a manner that is based on or shows a belief in superstitions, which are beliefs or practices resulting from ignorance, fear of the unknown, trust in magic or chance, or a false conception of causation.

Stimulus Generalization

The tendency for the conditioned stimulus to evoke similar responses after the response has been conditioned.

Instinctive Drift

During operant learning, the tendency for an organism to revert to instinctive behavior.