The fluid mosaic model describes a membrane consisting of - 2 layers of phospholipids with proteins in between
- a phospholipid bilayer with embedded proteins
- individual proteins and phospholipids that can drift
- both a and c

It allows water to resist freezing and thawing cycle.

Ithink that its like 15 mph.

Well,what i learned was that unlike many other  endothermic  reactions,  photosynthesis  does not absorb energy as heat. instead, during plants absorb energy from sunlight to turn carbon dioxide and water into oxygen and glucose, which is a type of sugar molecule. the energy is stored in the glucose molecules, ready to be used when needed.