Nitrification by Certain Chemoautotrophic Bacteria Occurs in _______ Conditions; This

question 28

Multiple Choice

Nitrification by certain chemoautotrophic bacteria occurs in _______ conditions; this process, therefore, occurs primarily in _______ environments.

• A) anoxic; high altitude
• B) anoxic; aquatic
• C) aerobic; aquatic
• D) aerobic; terrestrial

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Definitions:

Amenorrhea

The absence of menstruation, which can be either primary (not starting menstruation by a certain age) or secondary (stopping after it has begun).

Breast Tenderness

A symptom often associated with premenstrual syndrome, pregnancy, or other medical conditions, characterized by discomfort or sensitivity in one or both breasts.

Nausea

A sensation of unease and discomfort in the stomach with an urge to vomit, often a symptom of various conditions.

Fundus

The upper part of an organ, often referring to the top portion of the stomach or the uterus.