Welcome to the Quiz!
This quiz contains 17 questions from a mix of 1 subtopics.
Nucleic acids are made up of monomers known as .
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Which type of sugar do nucleotides contain?
hexose
triose
tetrose
pentose
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Name the three components of a nucleotide.
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Are polynucleotides broken down via hydrolysis or condensation reactions?
hydrolysis
condensation
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Nucleotides join together via bonds.
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Which of the following nucleotide parts are involved in a phosphodiester bond?
(Select all that apply)
sugar
nitrogenous base
phosphate
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Which pentose sugar do DNA nucleotides contain?
ribose
deoxyribose
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DNA nucleotides may contain the bases adenine, thymine, cytosine or .
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How many strands does a DNA molecule contain?
1
2
3
4
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Which of the following nitrogenous bases are classed as purines?
(Select all that apply)
guanine
adenine
cytosine
thymine
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In complementary base pairing, adenine always pairs with , whilst guanine always pairs with .
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Which of the following chemical bonds form between complementary base pairs?
(Select all that apply)
ester
hydrogen
peptide
phosphodiester
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Which of the following nitrogenous bases do RNA nucleotides contain?
(Select all that apply)
thymine
uracil
guanine
adenine
cytosine
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RNA nucleotides contain the sugar .
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Which nucleic acid is single stranded?
DNA
RNA
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True or False? RNA molecules are longer than DNA molecules.
true
false
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Give one similarity and one difference between DNA and RNA.
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