Which of These Statements Describes the Plasma Membrane

question 127

Multiple Choice

Which of these statements describes the plasma membrane

• A)Under a light microscope, it appears as a trilaminar structure.
• B)The carbohydrates on the outer surface serve as receptor sites for binding chemical messengers in the environment of the cell.
• C)The lipid bilayer serves as a barrier to the passage of H₂Oa.-soluble substances through the membrane.
• D)Carrier proteins shuttle back and forth across the membrane as they carry passenger molecules from one side to the other.

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Definitions:

Service Department Costs

Costs associated with the departments that do not directly produce goods but provide essential support services to production departments.

First-In, First-Out Method

An accounting method for valuing inventory where the oldest items are sold or used first.

Equivalent Units

A concept in process costing that converts partially completed units into a number of equivalent full units for the purpose of cost assignment.

Weighted-Average Method

An inventory valuation technique that calculates the cost of inventory by taking the average cost of all similar items present in the inventory.