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Water can move passively through a membrane by moving through the pores of a cell. Other substances cannot move through a cell membrane.
Wiki User
∙ 9y ago
Wiki User
∙ 9y agoTwo substances that move passively through the lipid part of the membrane are fat and oxygen. Other substances include steroids and carbon dioxide.
Wiki User
∙ 13y agoCytoplasm is the liquid substance in a cell.
Wiki User
∙ 11y agopassive transport pump
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What type of molecule can be used as a tunnel to move compounds across the cell membrane?
Lipid molecule
What used a protein to move a molecule across a cell membrane without energy?
Facilitated diffusion uses proteins to move a molecule across the cell membrane without energy.
What requires the use of energy and help of transport proteins to move a molecule across a cell membrane?
Facilitated diffusion
What requires the use of energy and the help of transport proteins to move a molecule across the cell membrane?
Facilitated diffusion
Do large cells move across the cell membrane quickly?
A large cell will never move across an intact cell membrane.
How does cell membrane structure work to move molecules across the membrane passively and actively?
Cheese toast
What uses a protein to move a molecule across a membrane without energy?
Facilitated diffusion uses proteins to move a molecule across the cell membrane without energy.
What type of molecule can be used as a tunnel to move compounds across the cell membrane?
Lipid molecule
What used a protein to move a molecule across a cell membrane without energy?
Facilitated diffusion uses proteins to move a molecule across the cell membrane without energy.
What is it when a molecule uses energy to move across a semipermeable membrane?
active transport
What is it called when a molecule uses energy to move across a semiseprable membrane?
active transport
What required the use of energy to move a molecule across a cell membrane?
Active transport
What require the use of energy to move a molecule across a cell membrane?
Active transport
Materials essential to life processes move across a cell membrane through a variety of methods What cell membrane structure allows water-soluble materials to be passively transported to the cytoplasm?
carrier proteins
What requires the use of the energy and the help of transport proteins to move a molecule across a cell membrane?
Active transport
What requires the use of energy and help of transport proteins to move a molecule across a cell membrane?
Facilitated diffusion
What requires the use of energy and the help of transport proteins to move a molecule across the cell membrane?
Facilitated diffusion
