As They Enter Old Age, Men

question 34

Multiple Choice

As they enter old age, men

• A) lose the ability to father children.
• B) stop producing testosterone.
• C) generally feel decreased sexual desire.
• D) can no longer achieve erection.
• E) are more likely to experience hypogonadism.

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Definitions:

Scentless

Lacking a detectable smell or odor.

Pollen

Fine to coarse powder containing the microgametophytes of seed plants, which produce male gametes (sperm cells) for fertilization.

Megasporocyte

Cell within a megasporangium that undergoes meiosis to produce four n megaspores; also called megaspore mother cell. Compare with microsporocyte.

Meiosis

A form of cellular division that halves the number of chromosomes, leading to the creation of either gametes or spores.