During S phase of the cell cycle, the amount of DNA ______
A. triples
B. remains the same
C. quadruples
D. doubles
Answer:D
During S phase of the cell cycle, the amount of DNA ______
A. triples B. remains the same C. quadruples D. doubles
Explanation: During S phase or synthesis phase, DNA synthesis or replication takes place. This is because at the end of every cell division, the cell splits into two daughter cells which have equal amount of DNA. Hence the amount of DNA doubles.