CHE 4342 - UNIT 3 EXAM QUESTIONS AND ANSWERS LATEST UPDATED 2025/2026 A COMPLETE SOLUTION ALL ANSWERS 100% CORRECT VERIFIED/DETAILED BEST GRADED TO SCORE A+ FOR SUCCESS

CHE 4342 - UNIT 3 EXAM QUESTIONS AND ANSWERS LATEST
UPDATED 2025/2026 A COMPLETE SOLUTION ALL ANSWERS
100% CORRECT VERIFIED/DETAILED BEST GRADED TO SCORE
A+ FOR SUCCESS

guanylate - CORRECT ANSWERS nucleotide name for guanine if it will be in
RNA


deoxyguanylate - CORRECT ANSWERS nucleotide name for guanine if it will
be in DNA


cytidylate - CORRECT ANSWERS nucleotide name for cytosine if it will be in
RNA


deoxycytidylate - CORRECT ANSWERS nucleotide name for cytosine if it will
be in DNA


thymidylate or deoxythymidylate - CORRECT ANSWERS nucleotide name
for thymine if it will be in DNA


uridylate - CORRECT ANSWERS nucleotide name for uracil if it will be in
RNA


2'-deoxy-d-ribose - CORRECT ANSWERS pentose in DNA


D-ribose - CORRECT ANSWERS pentose in RNA

,CHE 4342 - UNIT 3 EXAM QUESTIONS AND ANSWERS LATEST
UPDATED 2025/2026 A COMPLETE SOLUTION ALL ANSWERS
100% CORRECT VERIFIED/DETAILED BEST GRADED TO SCORE
A+ FOR SUCCESS

beta furanose - CORRECT ANSWERS the sugars in DNA and RNA are both in
their ___ form


deoxyribonucleotides - CORRECT ANSWERS structural units of DNA


ribonucleotides - CORRECT ANSWERS structural units of RNA


ribonucleoside 2',3'-cyclic monophosphates - CORRECT ANSWERS
isolatable intermediates that are nucleotides with phosphate groups in different
positions


ribonucleoside 3'-monophosphates - CORRECT ANSWERS end products of
the hydrolysis of RNA that have phosphate groups in different positions


cAMP - CORRECT ANSWERS adenosine 3',5'-cyclic monophosphate


cGMP - CORRECT ANSWERS guanosine 3',5'-cyclic monophosphate


phosphodiester linkage - CORRECT ANSWERS covalent bond that joins
successive nucleotides of both DNA and RNA

,CHE 4342 - UNIT 3 EXAM QUESTIONS AND ANSWERS LATEST
UPDATED 2025/2026 A COMPLETE SOLUTION ALL ANSWERS
100% CORRECT VERIFIED/DETAILED BEST GRADED TO SCORE
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between the 5' phosphate group of one nucleotide unit and the 3' hydroxyl group
of the next nucleotide - CORRECT ANSWERS where do phosphodiester
linkages occur?


2' hydroxyl groups - CORRECT ANSWERS under alkaline conditions, RNA is
rapidly hydrolyzed due to the presence of ____


no - CORRECT ANSWERS is DNA rapidly hydrolyzed?


oligonucleotide - CORRECT ANSWERS short (typically <50 nucleotides)
nucleic acid


polynucleotide - CORRECT ANSWERS longer nucleic acid


basic; aromatic - CORRECT ANSWERS nucleotide bases are weakly ___
compounds that are also ___


planar; slightly puckered - CORRECT ANSWERS because most bonds in the
ring have partial double-bond character, pyrimidines are ___ and purines are
____


tautomers - CORRECT ANSWERS free pyrimidine and purine bases may
exist in readily interconverted formed called ____

, CHE 4342 - UNIT 3 EXAM QUESTIONS AND ANSWERS LATEST
UPDATED 2025/2026 A COMPLETE SOLUTION ALL ANSWERS
100% CORRECT VERIFIED/DETAILED BEST GRADED TO SCORE
A+ FOR SUCCESS

260 nm - CORRECT ANSWERS all nucleotide bases absorb UV light, with a
strong absorption at ____


hydrophobic; insoluble - CORRECT ANSWERS nucleotides are ___ and
relatively ____ in pH 7.0 in water


stacking - CORRECT ANSWERS ____ interactions due to van der Waals and
dipole dipole forces occur between nucleotides


acidic or alkaline - CORRECT ANSWERS nucleotides are charged and more
soluble at ___ or ___ pH values


base pairs - CORRECT ANSWERS hydrogen bonding patterns between
complementary strands of nucleic acids


T - CORRECT ANSWERS A pairs with ___


C - CORRECT ANSWERS G pairs with ____


A=T
G=C
A+G = C+T - CORRECT ANSWERS what are Chargaff's rules?