Are Most Chromosomal Abnormalities Lethal or Nonlethal

question 43

Multiple Choice

Are most chromosomal abnormalities lethal or nonlethal?

• A)Most are lethal and result in spontaneous abortion.
• B)Most are nonlethal and result in Down syndrome.
• C)Most are nonlethal and result in fragile-X syndrome.
• D)Most are lethal and result in eventual death during childhood or adolescence.

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Definitions:

Bed-Wetting

Failure to control the bladder during the night.

Socioeconomic Status

A measure of an individual's or family's economic and social position in relation to others, based on income, education, and occupation.

School Failure

School failure refers to not achieving the expected level of success in academic or schooling endeavors, often leading to repeating grades or early school leaving.

Developing Countries

Nations with a lower level of material well-being, economic development, and often a lower standard of living, typically marked by lower income, education, and health standards.