The simplest form of carbohydrate is glucose. So, starch is a complex carb, while sugar is a simple carb.
The molecule that can MOST easily pass through the plasma membrane without assistance is carbon dioxide (CO2). Diffusion is a type of passive transport that occurs when molecules move in favor of a concentration gradient.
During diffusion, molecules move high concentration to a region of low concentration.
Oxygen (O2) and carbon dioxide (CO2) are non-polar gasses that move across cell membranes by a process called simple diffusion.
Simple diffusion is a type of passive transport that does not require energy to move substances across cell membranes.
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Answer:
the answer is 40c because i just took the test
Explanation:
The function of the cell membrane is to protect the cell from any outer surroundings that could be harmful to it.