From a diploid condition of 2N, which condition can arise due to non-disjunction of chromosomes?

Question

From a diploid condition of 2N, which condition can arise due to non-disjunction of chromosomes? (A) 3N (B) 5N (C)  2N+1  (D) N.

Tardigrade Admin · Accepted Answer

: Non-disjunction of chromosomes is the phenomenon of failure of the separation of the
homologous chromosomes during meiosis I or the two sister chromatids of a chromosome during meiosis II. It leads to the change in the chromosome number.

Q. From a diploid condition of 2N, which condition can arise due to non-disjunction of chromosomes?

3N

5N

$2 N + 1$

N.

: Non-disjunction of chromosomes is the phenomenon of failure of the separation of the
homologous chromosomes during meiosis I or the two sister chromatids of a chromosome during meiosis II. It leads to the change in the chromosome number.

Q. From a diploid condition of 2N, which condition can arise due to non-disjunction of chromosomes?

3N

5N

2N+1

N.

: Non-disjunction of chromosomes is the phenomenon of failure of the separation of thehomologous chromosomes during meiosis I or the two sister chromatids of a chromosome during meiosis II. It leads to the change in the chromosome number.

$2 N + 1$

: Non-disjunction of chromosomes is the phenomenon of failure of the separation of the
homologous chromosomes during meiosis I or the two sister chromatids of a chromosome during meiosis II. It leads to the change in the chromosome number.