Failure of separation of sister chromatids is called:
Correct answer: B. Non-disjunction
- A. Non-fusion
- B. Non-disjunction
- C. Fusion
- D. Interference
Explanation
Non-disjunction: It is the failure of the chromosomes to separate, which produces daughter cells of an abnormal number of chromosomes. Non-disjunction: It is the failure of the chromosomes to separate, which produces daughter cells of an abnormal number of chromosomes.This may result in several diseases. Nondisjunction, during mitosis, results in the occurrence of cancer, and non-disjunction, during meiosis, may result in Turner, Kleinfelter, or Down Syndrome.meiosis, may result in Turner, Kleinfelter, or Down Syndrome.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Chromosomes
Chromosomes are DNA-protein structures that carry genes and become visible during cell division. Coverage includes chromatin, centromeres, sister chromatids, homologous chromosomes, chromosome number, and the distinction between diploid and haploid cells, with links to DNA replication, mitosis and meiosis.
Practise Cell Structure and Function
2,478 free Cell Structure and Function MCQs from Biology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Biology questions like this
Biology is on 8 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.