Cell Structure and Function MCQ Quiz: GKFix - Bridge of Knowledge - Page 267

Question 1331

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Which part of the phospholipid is hydrophilic?

Hydrocarbon tail
Nonpolar region
Fatty acid chain
Polar head

Question 1332

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The fluidity of the membrane is influenced by:

Amount of carbohydrates
Size of the cell
Number of ribosomes
Composition of lipids and presence of cholesterol

Question 1333

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The model describing the current understanding of the plasma membrane is called:

Sandwich model
Unit membrane model
Fluid mosaic model
Static lattice model

Question 1334

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How are membrane proteins classified based on extraction ease?

Primary and secondary
Soluble and insoluble
Integral and peripheral
Surface and deep

Question 1335

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What percentage of protein is found in human erythrocyte membranes?

30%
40%
48%
Approximately 52%