Q. If the cell has 14 chromosomes at interphase. Than how many chromosomes will the cell have at $G_{1}$-phase of cell cycle?
A) 28
B) 14
C) 7
D) 21
Explanation
Replication of DNA takes place during S-phase of cell cycle. The number of chromosomes reduced only in meiosis. So, the number remains 14 in $G_{1}$-phase
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.