Abstract Genes are passed down the generations in a predictable manner and we receive roughly half of our genetic material from each parent. This article explains the nature, structure and role of ...

These homologous chromosomes pair up very closely, allowing segments of adjacent sister chromatids to be swapped in a process called ‘crossing over’. During crossing over, sections of maternal and ...

Men tend to lose the Y chromosome from their cells as they age. But because the Y bears few genes other than for male ...

The Y chromosome is inherited only through the paternal line. Sons receive their Y chromosome exclusively from their father.

Since ancient times, scientists and philosophers have pondered the fundamental question of what makes some organisms male and some female. Some hypotheses were at least plausible—Greek philosopher ...

Men tend to lose the Y chromosome from some of their cells as they age — a process once thought to be harmless because the Y ...

Difference Between X and Y Chromosome: The genome is the data repository that supplies information about the expression of genes and various traits of living beings. Deletion or modification to a ...