Related topics: cells

Decoding the complex life of a simple parasite

Dicyemids, microscopic parasites comprising 30 cells, are in-between creatures. With their basic three-part body plan, they are more complex than single-celled protozoans but considerably less complex than multicellular metazoans—the ...

What do we mean by sex and gender?

At Women's Health Research at Yale, we are committed to advancing the health of a diverse society. We do this in large measure by studying the health of women and the similarities and differences in health outcomes between ...

Do female birds mate with multiple males to protect their young?

Blue tit females mate with more than one male. Several possible blue tit fathers may then work together to stop predators from attacking their young, according to new research from the University of Bergen. Philosopher Claus ...

Reproductive tract secretions elicit ovulation

Eggs take a long time to produce in the ovary, and thus are one of a body's precious resources. It has been theorized that the body has mechanisms to help the ovary ensure that ovulated eggs enter the reproductive tract at ...

New study sheds light on how X and Y chromosomes interact

Researchers at Lund University in Sweden have investigated how the X and Y chromosomes evolve and adapt to each other within a population. The results show that breaking up coevolved sets of sex chromosomes could lead to ...

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