Question

Define the following:
(i) Karyokinesis
(ii) Cytokinesis
(iii) Chiasmata

Answer 1

(i) Karyokinesis: The division of nuclear material during cell division is called karyokinesis.

(ii) Cytokinesis: The division of cytoplasm after karyokinesis is termed as cytokinesis.

(iii) Chiasmata: Chiasmata are observable regions in the chromosomes wherein non-sister chromatids of homologous chromosomes cross over each other and genetic recombination takes place.