The sperm are supposed to have tails so they can move in water to the nearest egg. However, they're so much smaller than an egg that I wasn't able to resolve them under a microscope.
The sperm are supposed to have tails so they can move in water to the nearest egg. However, they're so much smaller than an egg that I wasn't able to resolve them under a microscope.
RE: Developing a Developmental Lab #4: Sea Urchin Fertilization