Sperm is the smallest cell in the human body, and its length is about 0.05-0.06 mm.

The head is responsible for carrying genetic genes, the middle section provides energy, and the tail is responsible for swimming, which looks like a small tadpole
Sperm is the smallest cell in the human body, and its length is about 0.05-0.06 mm.
The head is responsible for carrying genetic genes, the middle section provides energy, and the tail is responsible for swimming, which looks like a small tadpole