The importance of dosage compensation between XX females and XY males explains w
ID: 148239 • Letter: T
Question
The importance of dosage compensation between XX females and XY males explains which phenomenon?
The fact that spermatogenesis forms 4 sperm but oogenesis forms only 1 egg
That X-linked diseases are found mostly in males, not in females.
The presence of the Sry gene on Y chromosomes
X-inactivation in females
The fact that spermatogenesis forms 4 sperm but oogenesis forms only 1 egg
That X-linked diseases are found mostly in males, not in females.
The presence of the Sry gene on Y chromosomes
X-inactivation in females
Explanation / Answer
X inactivation in females
Dosage compensation is the process by which both the sexes have equal expression of genes. Gene expression can be equalized among males and females ny random inactivation of one X chromosomes in females (XX), such that both the males and females then express only one X chromosome.
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