Pine Trees Have a Land-Based Adaptation

question 78

Multiple Choice

Pine trees have a land-based adaptation.When microsporocytes undergo meiosis to produce microspores,they are then liberated as the

• A)embryo sacs.
• B)ovules.
• C)pollen grains.
• D)zygotes.
• E)egg.

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Definitions:

Built-In Reactions

Inherent responses present from birth that are physiologically based and do not need to be learned, such as reflexes or instinctive behaviors.

Reflexes

Automatic, involuntary responses or movements produced by the nervous system in reaction to external stimuli.

Stimuli

External or internal factors that elicit a physiological or psychological response.

Grasping Reflex

An involuntary movement or action where an infant closes their fingers tightly around an object placed in their hand.