Exam (elaborations)
ASU BIO181 QUIZ 2 (MODULES 7&8)
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- ASU BIO181 QUIZ 2
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- ASU BIO181 QUIZ 2
ASU BIO181 QUIZ 2 (MODULES 7&8)
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ASU BIO181 QUIZ 2 (MODULES 7&8)Which enzyme unwraps the double helix? - -helicase
-Which enzyme is used first to permit DNA polymerase III to begin
replicating the 3' strand? - -Primase
-The double helix of DNA is wrapped about 1¾ times around which of these
components? - -nucleosome
-In the lagging stand, the DNA is read from the parental DNA's 3' to 5' end. -
-True
-Which strand is producing more rapidly? - -leading strand
-During DNA replication in the lagging strand there is production of this
component? - -okazaki fragments
-For DNA Polymerase III to work, which of these components has to act first?
- -primase
-DNA mutation is greatly reduced by enzymes that proof read the newly
replicated DNA - -true
-Strands of the backbone of DNA are parallel. - -false
-Uridine is a nucleotide in DNA - -false
-Replication of DNA is semi-conservative. - -true
-The DNA polymerase that replicates the parental strand of DNA reads the
parental DNA from 5' to 3" and makes a new DNA strand from 3' to 5' - -
false
-DNA replication in eukaryotes is sped up by multiple origins of replication. -
-false
-messenger RNA is double stranded - -false
-The genetic code for the conversion of mRNA codons to proteins has
redundancy. - -true
-The light reactions produce ________ and _____________ and this process also
results in the release of ____________ - -ATP and NADPT + H+; oxygen
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