Aphospholipid is a common type of lipid molecule that is hydrophilic at one end and hydrophobic at the other. explain how this structural characteristic of a phospholipid contributes to the formation of plasma membranes.

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?