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CAMPBELL BIOLOGY 8TH EDITION CHAPTER #10 QUESTIONS WITH COMPLETE ANSWERS
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CAMPBELL BIOLOGY 8TH EDITION CHAPTER #10 QUESTIONS WITH COMPLETE ANSWERS
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CAMPBELL BIOLOGY 8TH EDITIONCHAPTER #10 QUESTIONS WITH
COMPLETE ANSWERS
Molecular biology - Answer-The study of biological structures, functions, and heredity at
the molecular level.
Bacteriophage - Answer-A virus that infects bacteria, also called a phage.
Nucleotide - Answer-A building block of nucleic acids, consisting of a five-carbon sugar
covalently bonded to a nitrogenous base and one or more phosphate groups.
Polynucleotide - Answer-A polymer made up of many nucleotide monomers covalently
bonded together.
Sugar-phosphate backbone - Answer-In a polynucleotide (DNA or RNA strand), the
alternating chain of sugar and phosphate to which nitrogenous bases are attached.
Deoxyribonucleic acid - Answer-A double-stranded helical nucleic acid molecule
consisting of nucleotide monomers deoxyribose sugar and the nitrogenous bases
adenine (A), cytosine (C), guanine (G), and thymine (T).
Thymine - Answer-A single-ring nitrogenous base found in DNA.
Cytosine - Answer-A single-ring nitrogenous base found in DNA and RNA.
Adenine - Answer-A double-ring nitrogenous base found in DNA and RNA.
Complimentary to thymine.
Guanine - Answer-A double-ring nitrogenous base found in DNA and RNA.
Complementary to cytosine.
Uracil - Answer-A single-ring nitrogenous base found in RNA.
Double helix - Answer-The form of native DNA, referring to its two adjacent
polynucleotide strands interwound into a spiral shape.
Semiconservative model - Answer-Type of DNA replication in which the replicated
double helix consists of one old strand, derived form the old molecule, and one newly
make strand.
DNA polymerase - Answer-A large molecular complex that assembles DNA nucleotides
into polynucleotides using a preexisting strand of DNA as a template.
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