Cell Structure and Function MCQ Quiz: GKFix - Bridge of Knowledge - Page 275

Question 1371

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Which part of the phospholipid interacts with the aqueous environment?

Hydrocarbon tail
Nonpolar region
Fatty acid chain
Polar head

Question 1372

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The model describing the structure of the plasma membrane is called:

Sandwich model
Unit membrane model
Fluid mosaic model
Static lattice model

Question 1373

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Integral proteins are best described as:

Loosely attached to the surface
Always floating freely
Partially or totally buried in the membrane
Exclusively on the outer layer

Question 1374

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Where are peripheral proteins located in the membrane?

Embedded deeply
Spanning the membrane
On the surface
Dissolved in cytoplasm

Question 1375

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How are membrane proteins classified based on their ease of extraction?

Primary and secondary
Soluble and insoluble
Globular and fibrous
Integral and peripheral