In Humans,males Have Only One X Chromosome and Females Have

question 11

Multiple Choice

In humans,males have only one X chromosome and females have two,yet housekeeping X chromosome genes are expressed in roughly equal amounts in males and females.How can this be explained?

• A)The X chromosome is hyperactivated in males.
• B)The X chromosomes are hypoactivated in females.
• C)One X chromosome in females is inactivated.
• D)The Y chromosome in males actually contains similar genes as the X chromosome.

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Definitions:

Positive Reinforcement

A technique in behavior modification that involves rewarding a desired behavior to reinforce its occurrence.

Negative Reinforcement

A process in operant conditioning where a response is strengthened by stopping, removing, or avoiding a negative outcome or aversive stimulus.

Emancipation

The act of freeing someone from bondage or slavery; best known historically as the emancipation of enslaved individuals in the United States during the Civil War.

Compensated Emancipation

A policy of freeing enslaved people whereby former slave owners were compensated financially for the loss of their slaves.