NTA Abhyas NEET2020BotanyCell Cycle and Cell DivisionPractice
Which of the following is true about the chromatids?
Options
- AIt is a haploid chromosome
- BIt is a complete chromosome
- CIt is a duplicate chromosome
- DIt is one-half of the replicated chromosome
Correct answer
D. It is one-half of the replicated chromosome
Step-by-step solution
It is one-half of the replicated chromosome. DNA replication occurs during S phase of cycle cell thus DNA contents doubles. The two chromatids represents the two replicated DNA which remain attached a a point called as centromere.