The Following Inference Is an Application of Which Rule? (Mj $\equiv$

question 138

Multiple Choice

The following inference is an application of which rule? (Mj • Bj) $\equiv$ Dj.Therefore, ( $\exists$ x) [(Mx • Bj) $\equiv$ Dj].

• A)quantifier negation
• B)universal instantiation
• C)existential generalization
• D)existential instantiation
• E)universal generalization

---

Definitions:

mRNA

Messenger RNA, a form of RNA that transfers genetic instructions from DNA to the ribosome for protein synthesis.

Codon

A sequence of three nucleotides in mRNA that specifies a particular amino acid or termination signal during protein synthesis.

Amino Acid

Organic molecules that serve as the building blocks of proteins, containing both an amino group and a carboxyl group.

Coding Region

A portion of a gene's DNA or RNA that codes for protein.