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A nucleotide (10 points)

	can have 3 phosphate groups.
	can have 1, 2, or 3 phosphate groups.
	has no phosphate groups.
	can have 2 phosphate groups.
	can have 1 phosphate group.
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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Adenosine triphosphate (10 points)

	has 2 phosphate groups.
	has 3 phosphate groups.
	has no phosphate groups.
	can have 1, 2, or 3 phosphate groups.
	has 1 phosphate group.
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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B-form DNA (30 points)

	has parallel strands.
	is a double helix.
	is a double helix and forms a left-handed twist.
	is a double helix and has parallel strands.
	forms a left-handed twist.
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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Synthesis of messenger RNA on a template of ssDNA in the nucleus is called (10 points)

	myristoylation.
	translation.
	translocation.
	transcription.
	ubiquitination.
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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Hydrolysis of an anhydride bond in ATP yields (10 points)

	1 kcal/mol.
	3 kJ/mol.
	3 J/mol.
	30 J/mol.
	30 kJ/mol.
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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In the laboratory, DNA strands up to _____ nucleotides can routinely be synthesized. (20 points)

	800
	8
	80
	8000
	3,000,000,000
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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The backbone conformation of DNA is determined by (10 points)

	sugar pucker and rotation of phosphodiester bonds.
	sugar pucker.
	sugar pucker, rotation of phosphodiester bonds, and rotation of bonds connecting the pentose ring to phosphate groups.
	rotation of phosphodiester bonds.
	rotation of bonds connecting the pentose ring to phosphate groups.
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written by dr_g • topics: nucleic acids block unblock • DNA block unblock • RNA block unblock • biochemistry block unblock • pharmacy block unblock

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Sites of DNA replication tend to be rich in pairs since each such pair has hydrogen bonds. (20 points)

	G:C ; 3
	A:T ; 3
	G:G ; 3
	G:C ; 2
	A:T ; 2
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Base stacking maximizes favorable _______ between bases adjacent in sequence. (30 points)

	hydrogen bonding
	van der Waals interactions
	van der Waals interactions, hydrogen bonding, and ionic interactions
	ionic interactions
	van der Waals interactions and hydrogen bonding
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written by dr_g • topics: nucleic acids block unblock • pharmacy block unblock • biochemistry block unblock

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Nucleotides can have roles ________. (20 points)

	as energy transport molecules, as signaling molecules, and as enzyme cofactors
	as enzyme cofactors
	as energy transport molecules
	as energy transport molecules and as signaling molecules
	as signaling molecules
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written by dr_g • topics: nucleic acids block unblock • pharmacy block unblock • biochemistry block unblock

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