The chromosomes of sperm cells are tightly packaged into a complex of DNA and protamines. Converting the chromatin from a nucleohistone to a nucleoprotamine structure may serve both biophysical ...

It seeks to understand the process of trait inheritance from parents to offspring, including the molecular structure and function of genes, gene behaviour in the context of a cell or organism (e.g ...

If men wait until middle age to have children, the chances of problems increase.' He predicted that in the future, men who want to delay fatherhood would be advised to freeze sperm when in their 20s.