Related topics: eggs · fertilizer · genes · infertility · females

Whale of a debate put to rest

Researchers have finally settled a decades-long dispute about the evolutionary origins of the pygmy right whale.

How proteins protect mammalian sperm on their way to the egg cell

Mammalian seminal fluid contains a variety of proteins secreted by the accessory sex glands that are important for the processes involved in fertilization. One of these proteins, which is found in ungulates—and in particularly ...

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