The Oligosaccharide Block That Is Added to Secretory Proteins After

question 51

Multiple Choice

The oligosaccharide block that is added to secretory proteins after they enter the ER lumen goes through a number of modifications after its attachment. What is the first modification that occurs?

• A)addition of more sugars
• B)addition of glucose
• C)trimming of some sugars from the oligosaccharide block
• D)chemical modification of the sugars on the oligosaccharide chain
• E)both addition of more sugars and addition of glucose

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Definitions:

Excess Supply

A situation where the quantity of a good or service offered for sale by producers exceeds the quantity demanded by consumers at the current price.

Quantity Supplied

The amount of a product that producers are willing and able to sell at a given price over a specified period of time.

Quantity Demanded

The amount of a product that consumers are willing and able to purchase at a given price at a specific time.

Excess Demand

A situation where the quantity demanded of a product or service exceeds the quantity supplied at a given price.