Hello Students: DAY- 36 Morning Coffee with NEET

HELLO STUDENTS: DAY- 36 Morning

 CELL CYCLE AND CELL DIVISION

 IMPORTANT TERMS:

·         Aster:Star-like structure formed of centriole pairs and radiating microtubular fibrils.

·         Bivalent:A pair of homologous chromosome lying side by side during zygotene.

·         Chiasmata: Visible points of crossing over between homologous chromosomes during diplotene.

·         Crossing over: Exchange of similar segments between non sister chromatids of homologous chromosomes usually takes place during pachytene stage.

·         Equatorial Plate: Plate –like structure formed due to lining up the chromosomes at equator of spindle during metaphase.

·         Phragmoplast:Spindle that persists during cytokinensis in plant cells.

         

Mr. A. KINGSLIN M.Sc, BEd, Phd,(doing)

Post Graduate Teacher in Botany

St. Mary Goretty Hr. Sec School, Manalikarai 

Kanyakumari district