In Terrestrial Ecosystems, Nitrogen Is Returned to the Atmosphere By

question 45

Multiple Choice

In terrestrial ecosystems, nitrogen is returned to the atmosphere by:

• A)nitrifying bacteria.
• B)denitrifying bacteria.
• C)nitrogen-fixing bacteria.
• D)All of these choices are correct.

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Definitions:

Seminiferous Tubules

Narrow, coiled tubules within the testes where sperm is produced.

Sperm Production

The biological process of producing sperm cells in the male reproductive organs, particularly in the testicles, essential for sexual reproduction.

Penis Size

A measure of the length and girth of a male's genital organ, often a subject of various cultural perceptions and personal concerns.

Heredity

The transmission of genetic traits and characteristics from parents to offspring.