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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