During an Early Sensitive Period, a Mammal Is Exposed to Only

question 166

Multiple Choice

During an early sensitive period, a mammal is exposed to only low levels of both androgens (such as testosterone) and estrogens (such as estradiol) . How will its external genital anatomy appear?

• A) about like that of a normal male
• B) intermediate between male and female
• C) about like that of a normal female
• D) either, depending on the presence or absence of a Y chromosome

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Definitions:

Nasopharynx

The nasopharynx is the upper part of the pharynx, located behind the nose and above the soft palate.

Systemic Respiration

The overall process of gas exchange between the external environment and an organism's circulatory system, including inhalation, exchange of gases in the lungs, and oxygenation of tissues.

Cellular Respiration

The metabolic process in cells where biochemical energy from nutrients is converted into adenosine triphosphate (ATP), releasing waste products.

Paranasal Sinuses

Air-filled spaces within the bones around the nasal cavity that help to warm, moisten, and filter the air we breathe.