Create a hypothesis read more information then see if her answer was correct
The structure of the plasma membrane makes it selectively permeable, enabling it to regulate the transport substance into and out of the cell, such as
- small, non polar molecules are hydrophobic
- Polar molecules and ions are hydrophilic
- Polar molecules and ion usually pass with the help of protein
hope this helps
Answer:
Yes.
Explanation:
All matter has mass. Air is a gas and gas is matter so air <em>does </em>have mass.
