Match the Items Labelled A

question 145

Multiple Choice

Match the items labelled a. through e. with their descriptions.
-all forms of biological energy expenditure that do not accomplish work outside the body

• A)energy equivalent of oxygen
• B)external work
• C)calorie
• D)basal metabolic rate
• E)internal work

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Definitions:

Female Gametophyte

The gamete-producing structure in plants and algae that develops into the female gamete.

Embryo Sac

Female gametophyte (megagametophyte) of flowering plants.

Polar Nuclei

Two nuclei in the embryo sac of flowering plants that fuse with a sperm cell to form the endosperm, nourishing the developing embryo.

Microspore Mother Cell

A specialized cell in plants that undergoes meiosis to produce four microspores, eventually giving rise to male gametophytes or pollen grains.