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Q: Why carbon dioxide and water can pass through the cell membrane but not starch and proteins?
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Through what structure does water oxygen and carbon dioxide can enter a cell?

Water, carbon dioxide and oxygen can enter a cell through the plasma membrane.


What can Water oxygen and carbon dioxide can enter a cell through?

Through the cell membrane.


What substances let things go into and out of the cell?

Proteins made on "bound" (attached) ribosomes leave through the cell membrane, and other proteins will enter the cell.


A vacuole releasing carbon dioxide through the cell membrane is an example of?

Excretion


What is process of the passage of oxygen and carbon dioxide through a cell membrane?

"diffusion"


Process where oxygen and carbon dioxide are exchanged through cell membrane?

diffusion


What membrane of the red cell will allow water oxygen carbon dioxide and glucose to pass through?

Plasma membrane


Where travel proteins?

Cellular (transported) proteins travels around the cell and sometimes destined to the particular organelle where it does its function. Secreted proteins such as albumin or hemogolbin are carrier proteins. Hemoglobin carries oxygen and carbon dioxide all over the body through blood tissue.


The exchange of oxygen and carbon dioxide through the cell membrane and capillaries can be explained by what?

diffusion


The exchange of oxygen and carbon dioxide through the cell membrane and the capillaries can be explained by what?

diffusion


The passage of oxygen carbon dioxide through a cell membrane is a process called?

diffiusion


What is the exchange of oxygen and carbon dioxide through the cell membrane and the capillaries can be explained by what?

diffusion