Test showing if sperm can puncture an egg may guide fertility therapy
A light-weight micrograph of a sperm cell being injected into an egg through an intracytoplasmic sperm injection (ICSI)ZEPHYR/SCIENCE PHOTO LIBRARY ...
A light-weight micrograph of a sperm cell being injected into an egg through an intracytoplasmic sperm injection (ICSI)ZEPHYR/SCIENCE PHOTO LIBRARY ...
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