DNA 2014 #2 Question Preview (ID: 17636)
DNA Structure.
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Any permanent change in the DNA sequence is a ____.
a) mutation
b) zygote
c) uranium
d) gamete
What are the correct base pairings in DNA?
a) A-U and C-G
b) A-T and C-G
c) A-G and T-C
d) A-C and T-G
The following would be a nucleotide found in RNA.
a) phosphate, adenine, and ribose
b) phosphate, thymine, and ribose
c) phosphate, uracil, and deoxyribose
d) phosphate, adenine, and deoxyribose
Along the sides of DNA and RNA, the bases attach at the ____.
a) hydrogen
b) phosphates
c) sugars
d) nucleotide
___ contain information for making specific proteins.
a) Amino acids
b) Traits
c) Hydrogen bonds
d) Genes
The ___ takes the message to the ribosome telling it what protein to produce.
a) cRnA
b) mRNA
c) ribose
d) DNA
The process where DNA makes a copy of itself is called
a) mitosis
b) replication
c) translation
d) meiosis
DNA is in the following shape:
a) Long chain that winds around itself (like a rope)
b) In clumps of three nucleotides with an amino acid attached
c) A five sided sugar molecule
d) Double Helix
Who is credited with the discovery of DNA
a) Gregor Mendel
b) Larry S., Curly S., Moe S.
c) James Watson, Francis Crick, and Rosalind Franklin
d) Charles Darwin
Adenine bonds with __________ while guanine bonds with __________
a) thymine; cytosine
b) thymine; adenine
c) guanine; cytosine
d) cytosine; thymine
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