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:

Stomata

Pores on plant leaves and stems that allow gas exchange between the plant and the atmosphere.

Osmotic Pressure

The pressure that must be applied to a solution to prevent the inward flow of water across a semipermeable membrane, related to the concentration of solutes.

Guard Cells

Specialized cell pairs that flank stomatal pores on plant leaves, regulating the opening and closing of the pores to control gas exchange and water loss.

Casparian Strip

A band of cell wall material found in plant roots that is impervious to water and solutes, ensuring that all materials pass through a cell membrane before entering the plant.