EasyBotany
+4 / -1
DNA replication takes place during which phase of the cell cycle?
A
S phase
B
G1 phase
C
G2 phase
D
M phase
Explanation
DNA synthesis (replication) occurs in the S phase of interphase. The DNA content doubles (2C to 4C) but the chromosome number remains the same (2n) until cell division. Each chromosome now consists of two sister chromatids.
Previous
The correct sequence of phases in the cell cycle is:
NextDuring which phase of mitosis do chromosomes align at the equatorial plate?
More from Cell Cycle and Cell Division
Medium
Match the column A with column B and choose the correct option :
MediumBivalents align on equator during :-
HardRead the following statement carefully and identify the correct statement and select the correct opt
MediumGiven below are the two statements : one is labelled as Assertion (A) and other is labelled as Reaso
HardGiven below are the two statements : one is labelled as Assertion (A) and other is labelled as Reaso
MediumThe interphase nucleus has a loose and indistinct network of nucleoprotein fibre called as -
Practice Botany Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams