Acells membrane is composed of two layers of lipid molecules what is the function of a cell membrane

Did you know that a blue wales tongue weighs more than an elephant?

Asea turtle has washed up on a remote section of a beach. this known as a stranding occurs when a dead,sick or injured sea turtle washed up on the shoreline. which statment best explain why stranding should be reported immediately to local authorities

3differences between bacteria and other 2 cells