Classify the following items based on the type of polymer they are made from: raincoats and leather shoes. all of these are made from synthetic polymers. leather shoes are made of natural polymers; raincoats are made of synthetic polymers. leather shoes are made of synthetic polymers; whereas raincoats are made of natural polymers.

Because of its structure the cell membrane is known as a phospholipid ? a.bilayer b.molecule c.fluid d.barrier

What is the name of the two satelites on mars

Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament