Category: Chromosomes

MCQs on Sex Determination Protenor

Protenor Mode Of Sex Determination Work was started on sex determination in the early 1900s. This work was done on insect Protenor. In 1905, Nettie Stevens and Edmund Beecher Wilson independently discovered the chromosomal XY sex-determination system. According to this system, males have XY sex chromosomes while females have XX sex chromosomes. The Protenor mode of sex determination gave evidence about…

Eukaryotic Chromosomes Organization MCQs with Answers

Eukaryotic Chromosomes Structure And Organization  In Eukaryotic cell, the chromosome is composed of DNA and histone protein. DNA is the genetic material. DNA exists with protein in the fix form. The chromosome shows two phases during the life cycle of cell. These includes; chromatin and chromosome. Chromatin consists of DNA and histone proteins. This association…