A Boy Has a Genetic Mutation Such That FSH Is

question 126

Multiple Choice

A boy has a genetic mutation such that FSH is not produced, but LH is normal. After the boy grows to maturity, it is likely he will

• A) not develop secondary sex characteristics.
• B) be sterile.
• C) be impotent.
• D) have impaired function of the interstitial endocrine cells.
• E) produce large amounts of inhibin.

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Definitions:

Transposable Elements

Segments of DNA that can move within the genome, playing a significant role in genetic variability and evolution.

Human Genome

The complete set of nucleic acid sequences for humans, encoded as DNA within the 23 chromosome pairs in the nucleus, and in a small DNA molecule found within individual mitochondria.

Regulator Genes

Genes that control the expression of one or more other genes, governing the amount of protein or RNA product that is made.

STR

Short Tandem Repeats, sequences of DNA where a series of two to six nucleotides is repeated, used in genetic profiling.