The Key Principle Demonstrated by Turner's Syndrome Is That

question 117

Multiple Choice

The key principle demonstrated by Turner's syndrome is that

• A) male fetuses produce Müllerian-inhibiting substances.
• B) female secondary sexual characteristics appear without the ovaries.
• C) ovaries are necessary for development of the Müllerian system.
• D) different hormones are required to develop or to suppress the development of the male reproductive organs.
• E) ovaries are NOT necessary for development of the Müllerian system.

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Definitions:

Acidic

Pertaining to substances that have a pH less than 7, and are capable of donating a proton or hydrogen ion in a chemical reaction.

Strong Acids

Acids that completely ionize in solution, yielding a high concentration of hydrogen ions (H+) and demonstrating a strong ability to donate protons.

Strong Acid

An acid that completely dissociates in water, releasing a high concentration of hydrogen ions and exhibiting a low pH.

Formic Acid

A colorless, pungent liquid with the formula HCOOH, used in various chemical manufacturing processes and as a preservative.