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MCQ BIOLOGY2023-01

  1. Which cells have routinely used to understand structure of plasma membrane? a) Neurons                    b) Mylein cells c) RBC                         d) Stem cells   2. Cholesterol contributes to which of the following properties of biological membranes of animals? a) Membrane rigidity   b) Membrane fluidity c) Membrane permeability d) Membrane osmolarity   3. Cell membrane is always a) Static condition b) Dynamic condition c) Partially static condition      d) Fragmented structure   4. Which of the following statements concerning biological membrane is correct? a) Aquaporins are hollow pore b) Lipid composition of two layers of the membrane equilibrate c) The membrane is most fluid at the surface d) Fli...

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