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Molecular Diagnostics Exam 1 Study Guide Review Questions With Correct Answers 2024
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Molecular Diagnostics Exam 1 Study Guide Review Questions With Correct Answers 2024
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Molecular Diagnostics Exam 1 Study GuideReview Questions With Correct Answers
2024
DNA .contains .deoxyribonucleotide .triphosphates .joined .together .by .what .type .of
.covalent .bond?
A. .aldehyde
B. .ester
C. .phosphodiester
D. .peptide .- .correct .answer.phosphodiester
What .do .phosphoiester .bonds .attach? .- .correct .answer.hydroxyl .oxygen .of .one
.phosphorylated .ribose .sugar .to .the .phosphate .phosphorous .of .the .next
Nucleotides .in .DNA .consist .of .which .of .the .following?
A. .nitrogen .base, .deoxyribose, .phosphate
B. .nitrogen .base, .ribose, .sulfur
C. .Carbon .base, .ribose, .phosphate
D. .carbon .base, .glucose, .carboxyl .- .correct .answer.nitrogen .base, .deoxyribose,
.phosphate
What .is .a .unit .of .nucleic .acid? .- .correct .answer.nucleotides
How .many .nitrogen .bases .make .up .the .majority .of .DNA .found .in .organisms? .- .correct
.answer.four
What .are .the .four .nitrogen .bases .that .make .up .the .majority .of .DNA .in .all .organisms? .-
.correct .answer.adenine, .cytosine, .guanine, .thymine
In .a .double-stranded .DNA .molecule, .base .pairing .of .the .two .strands .occurs .between .
A. .a .purine .and .a .purine
B. .a .pyrimidine .and .a .pyrimidine
C. .a .purine .and .a .pyrimidine
D. .Any .type .of .nucleotide .base .- .correct .answer.A .purine .and .a .pyrimidine
Nitrogen .bases .with .a .single .ring .structure .(thymine, .cytosine) .are: .- .correct
.answer.pyrimidines
, Nitrogen .bases .with .a .double .ring .structure .(guanine, .adenine) .are: .- .correct
.answer.purines
What .type .of .bonds .spontaneously .form .between .two .complementary .strands .of .DNA?
A. .hydrogen .bonds
B. .covalent .bods
C. .phosphodiester .bonds
D. .polar .covalent .bonds .- .correct .answer.hydrogen .bonds
In .a .hydrogen .bond, .GUANINES .in .one .chain .form .THREE .hydrogen .bonds .with
.________________ .in .the .opposite .chain. .- .correct .answer.cytosines
In .a .hydrogen .bond, .adenines .form .TWO .hydrogen .bonds .with .what .in .the .opposite
.chain: .- .correct .answer.thymines
In .DNA .replication, .the .leading .strand .is .the .strand .that .has .which .orientation? .- .correct
.answer.3' .to .5'
In .DNA .replication, .the .leading .strand .is .the .strand .that .proceeds .in .which .manner? .-
.correct .answer.continuous
In .a .DNA .molecule, .the .5' .end .contains .a .free ._________________ .group. .- .correct
.answer.phosphate
In .a .DNA .molecule, .the .3' .end .contains .a ._________________ .end .- .correct
.answer.hydroxyl
In .a .DNA .molecule, .one .end .has .a .free .hydroxyl .group .and .one .end .has .a .free .what? .-
.correct .answer.phosphate .group
The .nucleotides .in .single .strand .of .DNA .are .held .together .by ._________________ .bonds
.between .sugar .and .phosphate .groups .- .correct .answer.phosphodiester
Which .of .the .five .ribose .carbons .of .the .deoxyribonucleotide .are .involved .in .formation .of
.the .DNA .chain?
A. .1' .and .5'
B. .2' .and .4'
C. .3' .and .4'
D. .3' .and .5' .- .correct .answer.3' .and .5'
Which .of .the .following .is .a .purine? .
A. .thymine
B. .cytosine
C. .adenine
D. .alanine .- .correct .answer.adenine
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