The cell membrane... is made of phospholipids (consist of a lipid bilayer)
Answer:
respiratory system
Explanation:
The function of the respiratory system is to move two gases: oxygen and carbon dioxide.
The answer is C. :):):):):):
Answer:
X=17.4444..&Y= - 1.2222..
When people used stone tools,
The in-between period of time when the first man appeared and when man developed a writing system. Or the period of time before man became literate.