News tagged with sperm cells

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Parental controls on embryonic development?

When a sperm fertilizes an egg, each contributes a set of chromosomes to the resulting embryo, which at these very early stages is called a zygote. Early on, zygotic genes are inert, so embryonic development is largely controlled ...

dateDec 01, 2011 in Cell & Microbiology
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A new role is hatched for female fruit flies

A team of New York University biologists has uncovered a previously unknown role for a set of cells within the female reproductive tract of fruit flies that affects the functioning of sperm and hence fertility. Their discovery, ...

dateNov 08, 2011 in Plants & Animals
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