How do skin cells protect the skin?

Skin pigmentation, based on a code of genetics, protects the skin. Skin pigmentation is determined by the amount and type of melanin, the pigment in the skin. Depending on what color, or skin pigment...

The skin protects the skin from pathogens, which are known as bacteria, viruses and such. It also keeps your whole body in place, working together with the muscles and bones. But the skin is prone to...

They both have a nucleus.

Ah, your question actually makes no sense. It's like asking green peas have how many peas?

no plant cells have cell wall and cell membrane animal cells have only cell membrane, or only cell wall (i don't remember)