alleryAt what point is a cell’s nuclear DNA amount doubled?
ADuring cell division
BFollowing telophase
CAfter S phase ends
DBefore G1 begins
Answer & Solution
Correct answer: C. After S phase ends
DNA replication in S phase doubles the amount of nuclear DNA.
Keep practising Basic Biology: cell cycle and cell division
Browse all Basic Biology: cell cycle and cell division questions for ICSE Class 10, or explore more Biology topics.
Related questions
Match the pairs:
1. Assort: p. Meta I
2. Cross: q. Recomb
3. Syngamy: r. GametesMatch the pairs:
1. G0 phase: p. Resting
2. Senescence: q. Arrest
3. Apoptosis: r. DeathMatch the pairs:
1. DNA duplex: p. 2 nm
2. Nucleosome: q. 11 nm
3. Solenoid: r. 30 nmMatch the pairs:
1. Prophase II: p. Spindle
2. Anaphase II: q. Split
3. Telophase II: r. 4Match the pairs:
1. Phragmoplast: p. Path
2. Golgi: q. Pectin
3. Cell plate: r. BarrierMatch the pairs:
1. APC/C: p. Cyclin cut
2. Securin: q. Blocks
3. Separase: r. Arm cutMatch the pairs:
1. Ana A: p. Poles
2. Ana B: q. Push
3. Telo: r. FurrowMatch the pairs:
1. Bivalent: p. 2 homolog
2. Tetrad: q. 4 chromatid
3. Dyad: r. 2 sisters