Cow embryos reveal new type of chromosome chimera

I've often wondered what happens between the time an egg is fertilized and the time the ball of cells that it becomes nestles into the uterine lining. It's a period that we know very little about, a black box of developmental ...

Research resolves old polymorphism puzzle

The coexistence within species of two or more different forms has puzzled biologists for more than a century. According to evolutionary theory, natural selection should remove inferior individuals from the population, and ...

Public rice genomic resources are boon for breeders

A Cornell-led international team of researchers has launched a set of open-access genomic resources that will greatly accelerate the ability of geneticists and breeders to link genes to important traits in rice.

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