How Does the Membrane Attack Complex (MAC) Kill Gram-Negative Bacteria

question 33

Multiple Choice

How does the membrane attack complex (MAC) kill Gram-negative bacteria?

• A) through opsonization
• B) it dissolves the lipid membrane
• C) it creates a pore on membrane through which cellular content leaks out, killing the cell
• D) it creates a pore on membrane through which lysozyme in body fluid enters, to cleave peptidoglycan
• E) it creates a pore on membrane through which sodium and water enter the cell to cause osmotic lyses

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Definitions:

Floating Lien

A security interest in proceeds, after-acquired property, or property purchased under a line of credit (or all three); a security interest in collateral that is retained even when the collateral changes in character, classification, or location.

Collateral

Assets pledged as security for the repayment of a loan, forfeitable in the event of a default.

Secured Creditor

A creditor with the advantage of a security interest in assets of the debtor, offering protection for the credit extended.

Security Interest

is a legal claim or right granted over assets as collateral to secure the performance of an obligation, usually the repayment of a loan.