Why Might Integral Membrane Proteins Be Difficult to Study Based

question 74

Multiple Choice

Why might integral membrane proteins be difficult to study based upon what you know of their amino acid composition?

• A)They are difficult to isolate in soluble form due to their hydrophobic transmembrane domains.
• B)They are difficult to isolate in soluble form due to their hydrophilic transmembrane domains.
• C)They are too small.
• D)They are too large.
• E)None of these are correct.

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Definitions:

Hemisphere

Half of a spherical or roughly spherical body, often used in reference to the two halves of the brain or the Earth.

Controls

In experimental research, controls refer to elements that remain constant and unchanging to ensure that changes in the dependent variable are due to the independent variable.

Sensation

The immediate response of our sensory receptors (e.g., eyes, ears) to basic stimuli such as light, color, sound, pressure, and odor.

Dendrites

Branch-like extensions of neurons that receive signals from other neurons and transmit them toward the cell body.