The Science of Self

Chromosomes and Sexual Reproductions (1x6)

Ημερομηνία προβολής: Ιαν 01, 2009

Delving deep into the cell nucleus, investigate the chromosomes that are the material substance in which genes exist. A normal human cell contains 23 chromosome pairs. During sexual reproduction, each parent contributes one member of each pair, providing a physical manifestation of Mendel's laws.