functions of protein

Question 1

Channel proteins

Answer 1

allows passage of molecules through membrane via a channel in the protein

Question 2

Carrier protein

Answer 2

combine with the substance to be transported. Assist passage of molecules through membrane

Question 3

Cell Recognition proteins

Answer 3

Glycoproteins - cell fingerprints. In animal cells, give the cell a sugar coat. Protects the cell.
cell-to-cell adhesion
Reception of signaling molecules
helps the body recognize foreign substance

Question 4

Receptor Proteins

Answer 4

binds with specific molecules Allows a cell to respond to signals from other cells

Question 5

Enzymatic Proteins

Answer 5

carry out metabolic reactions directly

Question 6

Junctions Proteins

Answer 6

attach adjacent cells