Evaluate the Rational Expression for the Given Value

question 21

Multiple Choice

Evaluate the rational expression for the given value. for

• A) 2
• B) 2.5
• D) undefined

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Definitions:

Hydrogen Bonds

A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.

Anticodons

Sequences of three nucleotides on transfer RNA molecules that are complementary to codons on messenger RNA and ensure the correct amino acids are added during protein synthesis.

Base-pairing Bonds

The hydrogen bonds between complementary nucleotides (adenine with thymine or uracil, and cytosine with guanine) in DNA or RNA.

Transcription

The process of copying a segment of DNA into RNA by the enzyme RNA polymerase.