The phrase "egg cell" refers to a special type of cell found in female animals, including humans. It is responsible for reproduction and can combine with a male cell to form a baby. It is also known as an ovum. Full definition
Yet only a small number of egg cells are produced by the female body, so they are the limiting factor in many aspects of reproductive science. (sciencedaily.com)
The scientists wanted to understand where these marks come from in egg cells and how mistakes can cause disease. (sciencedaily.com)
In addition to being easier to sample than egg cells from women, sperm are more susceptible to environmental influences that could alter the epigenetic tags on their DNA. (sciencedaily.com)