Asked by mummy and me on Jun 04, 2024

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The zygote and early embryonic cells of female mammals have how many X chromosomes?

A) Three
B) One
C) Two
D) Five
E) Seven

X Chromosomes

The X chromosome is one of the two sex chromosomes in mammals, including humans, and plays a crucial role in sex determination and genetic inheritance.

Zygote

The 2n cell that results from the union of n gametes in sexual reproduction. Species that are not polyploid have haploid gametes and diploid zygotes.

Embryonic Cells

Cells derived from an embryo that have the potential to develop into any type of cell in the organism.

  • Comprehend the mechanism of X chromosome inactivation and its importance in the cells of female mammals.
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Verified Answer

DA
Derya Aydo?anJun 08, 2024
Final Answer :
C
Explanation :
Female mammals, including humans, have two X chromosomes. One X chromosome is inherited from the mother and the other from the father, making a total of two X chromosomes in the zygote and early embryonic cells.