If You Have One Deleterious Recessive Allele That Causes Early

question 55

Multiple Choice

If you have one deleterious recessive allele that causes early death in its homozygous state, what is the probability that an offspring by you and your full sibling would acquire the lethal disease?

• A) 1:1
• B) 1:2
• C) 1:4
• D) 1:8

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Definitions:

Secreted by the Hypothalamus

Produced and released by the hypothalamus, a region of the brain responsible for hormone production and regulation.

Orexin

A type of neuropeptide that plays an important role in regulating arousal, wakefulness, and appetite.

Set Point

A theory suggesting that individuals have a pre-set, natural body weight or condition that the body regulates and tends to maintain.

Physical Activity

Any bodily movement produced by skeletal muscles that requires energy expenditure, including activities undertaken while working, playing, carrying out household chores, traveling, and engaging in recreational pursuits.