In a membrane, phospholipid tails face
Salam Academy Original Practice · Proposed mark scheme
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12 questions
The cell membrane is about
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The term "fluid" in fluid mosaic refers to
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Cholesterol in membranes
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Glycoproteins on the cell surface act as
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Increasing temperature above 45 °C increases membrane permeability because
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Ethanol increases membrane permeability because it
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Which molecule crosses the bilayer most easily by simple diffusion?
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A membrane is 7 nm thick. How many membranes stacked would make 1 µm?
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Intrinsic proteins
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In the beetroot experiment, permeability is measured by
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A hormone binds to a receptor and cyclic AMP is produced inside the cell. cAMP is a
Salam Academy Original Practice · Proposed mark scheme