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ASU BIO 181 EXAM 2 all questions solved 100 accurately latest version $11.49   Add to cart

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ASU BIO 181 EXAM 2 all questions solved 100 accurately latest version

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ASU BIO 181 EXAM 2 all questions solved 100 accurately latest version

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  • July 5, 2024
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ASU BIO 181: EXAM 2
Which strand is produced more rapidly? - CORRECT ANSWER-Leading strand

During DNA replication in the lagging strand there is production of this
component? - CORRECT ANSWER-Okazaki fragment

How many "stop" codons exist? - CORRECT ANSWER-3

The double helix of DNA is wrapped about 1¾ times around which of these
components? - CORRECT ANSWER-Nucleosome

Which enzyme unwraps the double helix? - CORRECT ANSWER-Helicase

In the ribosome, what is the name of the bond that links one amino acid to the
next? - CORRECT ANSWER-peptide bonds

List the two basic categories of nitrogenous bases in nucleic acids. - CORRECT
ANSWER-purine and pyrimidine

In DNA, what does the nucleotide labeled as A pair with? - CORRECT
ANSWER-Thymine

During DNA replication is greatly reduced by enzymes that proof read the newly
replicated DNA. - CORRECT ANSWER-True

How many hydrogen bonds are there between an A and its paired nucleotide? -
CORRECT ANSWER-2

During mRNA maturation what is the name of the part of the mRNA that is
removed? - CORRECT ANSWER-introns

DNA replication in eukaryotes is sped up by multiple origins of replication. -
CORRECT ANSWER-true

, RNA synthesis, also called RNA transcription occurs in three phases. List them
from beginning to end in order. - CORRECT ANSWER-initiation, elongation,
termination

Which nucleotide is different in RNA compared to DNA? - CORRECT
ANSWER-uridine

There are two types of protein synthesis in eukaryotic cells. These two types can
be distinguished because the polyribosome is either or . - CORRECT
ANSWER-free; membrane bound

In eukaryotic cells the start codon for protein synthesis is . - CORRECT
ANSWER-Aug

Draw the sugar in DNA and label the carbons as discussed in the lecture. Then
circle the carbon that is different in RNA. - CORRECT ANSWER-

Which sugar is present in RNA? - CORRECT ANSWER-ribose

For DNA Polymerase III to work which of these components has to act first? -
CORRECT ANSWER-Primase

RNA is double stranded. - CORRECT ANSWER-False

In the lagging stand, the DNA is read from the parental DNA's 3' to 5' end. -
CORRECT ANSWER-True

Which enzyme is used first to permit DNA polymerase III to begin replicating the
3' strand? - CORRECT ANSWER-Primase

Strands of the backbone of DNA are parallel? - CORRECT ANSWER-False

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'. -
CORRECT ANSWER-False

Uridine is a nucleotide in DNA. - CORRECT ANSWER-False

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