When the Zygote Receives an Extra Chromosome at the Moment

question 48

Multiple Choice

When the zygote receives an extra chromosome at the moment of conception,the child will be born with ________________.

• A)Sickle-cell anemia
• B)Down syndrome
• C)Phenylketonuria
• D)teratogens

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Definitions:

Sudden Infant Death Syndrome (SIDS)

An unexplained and sudden death of a seemingly healthy infant, usually during sleep, in the first year of life.

Heartbeat

The rhythmic contraction and expansion of the heart, which pumps blood throughout the body.

Clinical Death

The cessation of blood circulation and breathing, often considered as a medical criterion for death.

Breathing

The physiological process of inhaling oxygen and exhaling carbon dioxide from the atmosphere, essential for life in most organisms.