Which of the Following Tissues, Cells, or Structures in Flowering

question 56

Multiple Choice

Which of the following tissues, cells, or structures in flowering plants is a part of the sporophyte generation and therefore diploid?

• A) generative nucleus
• B) sperm
• C) synergid
• D) cell of endosperm
• E) cell of an integument

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Definitions:

Discriminative Stimulus

A stimulus that signals when a particular response is likely to be followed by a certain type of consequence.

Extinguished Stimulus

A stimulus that previously elicited a response but no longer does so after the process of extinction in conditioning.

Neutral Stimulus

In classical conditioning, a stimulus that initially produces no specific response other than focusing attention, until it is associated with an unconditioned stimulus.

Stimulus Discrimination

The learned ability to differentiate between two similar stimuli based on differences in their significance or meaning.