AP BIOLOGY

THE CELL

CELL COMMUNICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following occurs in both mitosis and meiosis?
A
Crossing over between homologous chromosomes
B
Separation of sister chromatids
C
Separation of homologous chromosomes
D
Reduction of chromosome number
Explanation: 

Detailed explanation-1: -The attachment of spindle fibres to the kinetochores of chromosomes, replication of DNA prior to the start of cell division and the separation of sister chromatids, all occur in both mitosis as well as meiosis.

Detailed explanation-2: -Meiosis II is the second division of meiosis. It occurs in both of the newly formed daughter cells simultaneously. Meiosis II is similar to Mitosis in that the sister chromatids are separated.

Detailed explanation-3: -Which of the following occur in both mitosis and meiosis? Explanation: The separation of sister chromatids is the only item of the answer choices that occurs in both mitosis and meiosis.

There is 1 question to complete.