Suppose That the First Premise of a Disjunctive Syllogism Is

question 75

Multiple Choice

Suppose that the first premise of a disjunctive syllogism is the disjunctive proposition.Must the second proposition be affirmative or negative?

• A)Affirmative, because it must affirm one of the disjuncts.
• B)Affirmative, because if it were negative, it wouldn't really tell us anything.
• C)It can be either one, as long as it negates a disjunct.
• D)It can be either one, as long as it has the opposite of the quality of the conclusion.
• E)Negative, because it must negate one of the disjuncts.

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Definitions:

Phosphate

A chemical compound containing the phosphate ion, PO4^3-, crucial for energy transfer and storage within biological organisms.

ATP

Adenosine triphosphate, a molecule that stores and transfers energy within cells, powering many cellular processes.

Ion Channel-linked Receptor

A type of membrane receptor that can open or close an ion channel in response to the binding of a signaling molecule, thus affecting cell function.

Nicotinic Acetylcholine Receptor

A type of receptor found in the nervous system that responds to the neurotransmitter acetylcholine, playing a key role in muscle contraction and many other physiological functions.