Annelids skeleton is your answer
The answer is A because c doesn’t make sense if it’s vibrating wouldn’t we feel or see it?
The waste products of respiration are Co2 and H20.
Answer:
carbohydrate chain
Explanation:
Cholesterol is more rigid than some of the other lipids in the membrane. Cholesterol keeps the fatty-acid tails of the phospholipids bilayer from sticking together, which contributes to the fluidity of the plasma membrane. The membrane would become rigid. Transport protein move needed substances or waste materials through the plasma membrane
. Carbohydrate defines the cell characteristics and help cells identify chemical signals.
