Statements in Accord with the Behavior of the Membrane Receptors

question 60

Multiple Choice

Statements in accord with the behavior of the membrane receptors for serum low density lipoproteins (LDL) include all of the following EXCEPT

• A) the receptor for LDL will not bind the high density lipoprotein (HDL).
• B) once internalized, the receptors reappear in the plasma membrane.
• C) they migrate laterally in the plane of the membrane.
• D) they require LDL to be present for recycling.
• E) they are inserted into the plasma membrane at random sites.

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Definitions:

RC Parallel Circuit

A type of electrical circuit where resistor(s) and capacitor(s) are connected in parallel, affecting the charging and discharging rate of the capacitor.

Capacitive Reactance

Opposition to AC flow in capacitors, varying inversely with the frequency of the operation and the capacitance value.

Supply Voltage

The voltage provided by a power source to operate electrical or electronic equipment.

Capacitance

The ability of a system to store an electric charge, quantitatively measured in farads (F).