What Major Advantage Is Conveyed by Having a System of Adaptive

question 65

Multiple Choice

What major advantage is conveyed by having a system of adaptive immunity?

• A) It enables a rapid defense against an antigen that has been previously encountered.
• B) It enables an animal to counter most pathogens almost instantly the first time they are encountered.
• C) It results in effector cells, each of which has specificity for a large number of antigens.
• D) It allows for the destruction of antibodies.

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Definitions:

Subscapular Vein

A vein that drains blood from the subscapular region, which includes the underside of the scapula, and typically joins with the axillary vein.

Internal Thoracic Vein

A vein that runs alongside the internal thoracic artery and drains blood from the chest wall and breasts into the brachiocephalic vein.

Ethical Dilemma

A situation in which a person must choose between options that are or seem to be equally unacceptable or dishonorable.

Conflicting Alternatives

Conflicting alternatives are options in a decision-making process that are incompatible with each other, presenting a challenge to reach a consensus.