Biological membrane: Quiz

Question 1: For example, the membrane around ________ shields the rest of the cell from peroxides, and the plasma membrane separates a cell from its surrounding medium.
Cell (biology)MitochondrionPeroxisomeChloroplast

Question 2: It is almost invariably a lipid bilayer, composed of a double layer of ________ molecules (usually phospholipids) and proteins that may constitute close to 50% of membrane content.

Question 3: This means that the size, charge, and other chemical properties of the ________ and molecules attempting to cross it will determine whether they succeed to do so.

Question 4: Most ________ are defined by such membranes, and are called membrane-bound organelles.
OrganelleMitochondrionCell (biology)Cell nucleus

Question 5: If a particle is too large or otherwise unable to cross the membrane by itself, but is still needed by a cell, it could either go through one of the protein channels or be taken in by means of ________.
PhagocytosisReceptor-mediated endocytosisEndocytosisEfferocytosis

Question 6: ________ that divides the cell into organelles
Endomembrane systemEndoplasmic reticulumCell nucleusCell (biology)

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