What is true about the sex chromosomes?

A) Normal males possess two sex chromosomes that look the same, X and X.
B) Normal females possess two sex chromosomes that look different, X and Y, and normal males possess two sex chromosomes that look the same, X and X.
C) Normal females possess two sex chromosomes that look different, X and Y.
D) Possession of the Y chromosome determines maleness.


Answer: D

Anatomy & Physiology

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Answer the following statement true (T) or false (F)

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Which of the following statements is true regarding fluid shifts?

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Anatomy & Physiology

Cardiac muscle can only use glucose as a source of organic fuel

Indicate whether the statement is true or false

Anatomy & Physiology

The molecule DNA contains a five-carbon sugar called

A) glucose. B) fructose. C) maltose. D) ribose. E) deoxyribose.

Anatomy & Physiology