Facilitated diffusion therefore allows polar and charged molecules, such as carbohydrates, amino acids, nucleosides, and ions, to cross the plasma membrane. Two classes of proteins that mediate facilitated diffusion are generally distinguished: carrier proteins and channel proteins.
Answer:
It depends on the bone and what you mean by function, if you mean live and be "normal" then probably.
Explanation:
A tooth is a bone, and there are plenty of people missing some. They can definitely function without one. If a person is missing on the bones that makes up the skull they might need to be more careful or get surgery in order to properly protect their brain.
to start off its almost inpossible to do but...
Methods of Desalination. At least three principle methods of desalination exist: thermal, electrical, and pressure. The oldest method, thermal distillation, has been around for thousands of years. In thermal distillation, the water is boiled and then the steam is collected, leaving the salt behind.
Answer:
Plant Cell
Explanation:
It is shaped like a rectangle and has a huge vacuole which is the biggest thing in a plant cell. Your welcome :)
