Exchange of segments between non sister chromatids of homologous chromosomes is called

Question

Exchange of segments between non sister chromatids of homologous chromosomes is called (A) synapsis (B) terminalization (C) crossing over (D) none of these

Tardigrade Admin · Accepted Answer

Crossing-over involves an exchange of equal segments of non-sister chromatids belonging to two different but homologous chromosomes. Crossing over takes place at four stranded stage. The point where crossing over takes place giving rise to cross-shaped figures, called chiasmata.

Q. Exchange of segments between non sister chromatids of homologous chromosomes is called

synapsis

terminalization

crossing over

none of these

Crossing-over involves an exchange of equal segments of non-sister chromatids belonging to two different but homologous chromosomes. Crossing over takes place at four stranded stage. The point where crossing over takes place giving rise to cross-shaped figures, called chiasmata.