AP BIOLOGY

CELL DIVISION

MEIOSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What happens to the sister chromatids in meiosis II?
A
They duplicate
B
They are divided
C
They are not present
D
They remain together
Explanation: 

Detailed explanation-1: -During meiosis I, homologous chromosomes, and in meiosis II, sister chromatids are segregated into daughter cells.

Detailed explanation-2: -In meiosis II, the sister chromatids separate, making haploid cells with non-duplicated chromosomes.

Detailed explanation-3: -Functions of Sister Chromatids By the end of mitosis, a series of reactions separate the two sister chromatids, moving them towards opposite ends of the dividing cell, and a new cell membrane forms between them, creating two daughter cells. Both the cells are genetically identical to the parent cell.

Detailed explanation-4: -During meiosis II, the sister chromatids within the two daughter cells separate, forming four new haploid gametes. The mechanics of meiosis II is similar to mitosis, except that each dividing cell has only one set of homologous chromosomes.

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