MEMBRANE STRUCTURE AND FUNCTION QUIZ

Which type of molecule spans the membrane, from its inner to outer surface according to the Fluid mosaic model of cell membranes?

Phospholipid

Cholesterol

Protein

Carbohydrate

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The model that is now known to be correct for the structure of biological membrane is

Lac Operon model

Fluid mosaic model

Lock and Key model

Page's model

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The smooth endoplasmic reticulum (SER) is the site of

amino acid synthesis

protein synthesis

phospholipid synthesis

carbohydrate synthesis

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In active transport, the membrane structure that functions is

hydrophobic molecules

carbohydrates

integral proteins

cholesterol

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In Fluid mosaic model, the biological membrane can be viewed as

two dimensional solutions of oriented lipids and carbohydrate

three dimensional solutions of oriented lipids and carbohydrate

three dimensional solutions of oriented lipids and globular proteins

two dimensional solutions of oriented lipids and globular proteins

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The mesosomes may be the sites of

DNA replication and specialized enzymatic reactions

RNA replications and specialized enzymatic reactions

RNA replications and specialized cyclic reactions

None of these

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Lysozymes are found in

microbial cells

all of these

animal cells

plant cells

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Pinocytosis occurs in

all prokaryotic cells

none of these

all eukaryotic cells

mitochondria of all cells

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Peptidoglycan is a complex consisting of

polysaccharide and protein

oligo-saccharide and protein

mono-saccharide and protein

aminoacid and carbohydrate

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Which of the following is not found in membranes?

Glycoproteins

Nucleic acids

Glycolipids

Phospholipids

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