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How many oxygen molecules need to enter or exit the cell to achive equilibrium?
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∙ 6y ago
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Grayt Kamau
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How do cells resist oxygen toxicity?
Cells resist oxygen toxicity because of the semi permeable membrane. This controls the amount of molecules and what molecules enter the cell.
What is cell diffusion?
One way that substances enter a cell is through diffusion. Diffusion is the process by which molecules spread from areas of high concentration to areas of low concentration. When the molecules are even throughout a space it is called equilibrium.
How does Oxygen cross cell membrane?
Oxygen and water molecules can penetrate the cell membrane due to small gaps that are created by the lipid molecules. Lipid molecules overlap each other which makes the gaps. The oxygen and water molecules then enter in the gaps. The cell membrane in this case is semi permeable.
How does your body get oxygen from the air. How does your body breathe in the air when there is heaps of bad stuff in the air?
Hemoglobin molecules inside red blood cells have a very strong binding affinity for oxygen. So when blood cells enter capillaries of the lung hemoglobin specifically binds the oxygen present.
What two things must pass into a cell in order for it to get energy by cellular respiration?
Carbohydrate molecules and oxygen enter the cell during cellular resperation.
How do cells resist oxygen toxicity?
Cells resist oxygen toxicity because of the semi permeable membrane. This controls the amount of molecules and what molecules enter the cell.
What happens to pyruvate molecules formed glycolysis in the absence of oxygen?
they will enter the Krebs cycle
What is cell diffusion?
One way that substances enter a cell is through diffusion. Diffusion is the process by which molecules spread from areas of high concentration to areas of low concentration. When the molecules are even throughout a space it is called equilibrium.
Why does the brain have a semi permeable brain?
The semi permeable membrane is called the blood brain barrier. It allows smaller molecules such as oxygen to enter the brain, and also protects the brain by preventing larger molecules such as toxins to enter.
How does Oxygen cross cell membrane?
Oxygen and water molecules can penetrate the cell membrane due to small gaps that are created by the lipid molecules. Lipid molecules overlap each other which makes the gaps. The oxygen and water molecules then enter in the gaps. The cell membrane in this case is semi permeable.
Where does the oxygen from the lungs pass to?
oxygen from lungs pass to the blood capilleries in which it enter in red blood cells which carry 4 molecules of oxygen by combinig with one molecule of Hb Oxygen from blood transfer to cells where it helps in metabolic reaction and cellular respiration.
How does oxygen enter the capillaries?
Oxygen enter the capillaries by diffusion due to difference in oxygen concentrations.
What 2 molecules do plants get atoms to make glucose?
Oxygen from carbon dioxide, and hydrogen from water, enter through the leaves and roots, and are used to make glucose
What happen to sugar and oxygen in the mitochondrion?
These molecules enter cellular respiration process to yield energy .
What selects which molecules enter the cell?
Nuclear decide and allow which molecules will be enter in the cell,- Isrg Rajan
Oxygen molecules enter a cell by diffusion which is?
Diffusion is the movement of molecules or ions from high concentrated medium to low concentrated medium due to the continuous free movement of molecules, simply it's like spraying some perfume , air diffusion makes perfume molecules to move so that you can smell it every where in the room..
How do the lungs get the oxygen to the body?
The air enters through the mouth or the nose and is pulled down through the windpipe into the lungs. From the lungs, the oxygen molecules are dissolved in the alveoli and enter the red blood cells in the capillaries of the lung. From the capillaries, they travel to the heart and push oxygen through the body.
