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Bio Chapter 10
Terms in this set (52)
Which of the following is found in RNA but not in DNA?
an additional hydroxyl group
The monomers of DNA and RNA are
Which of the following statements regarding DNA is false?
DNA uses the nitrogenous base uracil.
What nucleotide sequence would be found on the partner DNA strand of the strand shown?
Which of the following build(s) new strands of DNA?
Which statement about DNA replication is CORRECT?
The leading strand is built continuously, and the lagging strand is built in pieces.
During DNA replication, which nucleotide will bind to an A nucleotide in the parental DNA?
The molecule that seals the gaps between the pieces of DNA in the lagging strand is
Which statement about DNA replication is FALSE?
DNA ligase adds nucleotides to the lagging strand.
During replication, the original "parent" DNA _____.
serves as the template for the creation of two complete sets of DNA
uses each strand of a DNA molecule as a template for the creation of a new strand.
If one strand of DNA is CGGTAC, the corresponding strand would be
Multiple origins of replication on the DNA molecules of eukaryotic cells serve to
shorten the time necessary for DNA replication.
Which of the following enzymes catalyzes the elongation of a new DNA strand?
Which of the following options best depicts the flow of information when a gene directs the synthesis of a cellular component?
DNA → RNA → protein
The transfer of genetic information from DNA to RNA is called
The "one gene-one polypeptide" theory states that
the function of an individual gene is to dictate the production of a specific polypeptide.
The directions for each amino acid in a polypeptide are indicated by a codon that consists of ________ nucleotide(s) in an RNA molecule.
We would expect that a 15-nucleotide sequence ending with a stop codon will direct the production of a polypeptide that consists of
4 amino acids.
Which of the following events occurs during transcription?
A molecule of RNA is formed based on the sequence of nucleotides in DNA.
Which of the following is a correct statement about mRNA?
mRNA moves from the nucleus to the cytoplasm following RNA processing.
The site of translation is
ribosomes in the cell cytoplasm.
Which one of the following does not play a role in translation?
Which of the following does not occur during RNA processing?
mRNA attaches to the small subunit of a ribosome.
Which of the following enzymes catalyzes the linking together of RNA nucleotides to form RNA?
Which of the following occurs when RNA polymerase attaches to the promoter DNA?
initiation of a new RNA molecule
In eukaryotic cells, the RNA is processed before it leaves the nucleus. This processing _____.
includes the addition of a cap and tail, which protect the mRNA molecule from enzymatic attack, and the removal of introns
An anticodon is _____.
a set of triplet bases that is complementary to a codon triplet on mRNA
Which of the following takes place during translation?
the conversion of genetic information from the language of nucleic acids to the language of proteins
Any change in the nucleotide sequence of DNA is called
Consider the following sentence: "The dog did not eat." Which of the following variations of this sentence is most like a base substitution mutation?
The doe did not eat.
Consider the following sentence: "The dog did not eat." Which of the following variations of this sentence is most like a reading frame mutation?
The dod idn ote at.
A physical or chemical agent that changes the nucleotide sequence of DNA is called a(n)
The four bases contained in DNA are _____.
adenine, guanine, cytosine, thymine
Which of the following describes a complete nucleotide?
a nitrogenous base, a sugar, and a phosphate group
Which of the following is only associated with RNA?
The results of which of the following techniques were most helpful to Watson and Crick in determining the structure of DNA?
If you analyzed the nucleotide content of DNA, you would expect to find that _____.
the ratio of A to T is close to 1:1 and the ratio of G to C is close to 1:1
Which of the following statements is true about double-stranded DNA?
The strands run in opposite directions.
Two new strands of DNA molecules grow as bases are added by the enzyme _____.
What enzyme joins DNA fragments?
A gene is usually _____.
the information for making a polypeptide
There are six different codons that code for the amino acid leucine in a protein. Because of this, we say that the code is _____.
In order for transcription to occur in a strand of a DNA molecule, there would have to be a specific recognition sequence, called a(n) _____, upstream of the DNA sequence.
Genetic information is transferred from the nucleus to the cytoplasm of eukaryotic cells in the form of _____.
What is the proper order of the following events in the expression of a eukaryotic gene?
transcription, RNA processing, translation
The function of tRNA during protein synthesis is to _____.
deliver amino acids to their proper site during protein synthesis
Shown below is a ribosome in the process of translation. The P site of a ribosome _____.
holds the growing polypeptide chain
As shown below, during polypeptide synthesis a ribosome holds two transfer RNAs in its binding sites. One tRNA has a polypeptide chain attached to it; the other tRNA has a single amino acid attached to it. What happens next?
The polypeptide chain moves over and bonds to the single amino acid.
The figure below shows the initiation of translation. The first amino acid inserted into a new polypeptide chain in eukaryotic cells is always _____.
A virus infects a cell and randomly inserts many short segments of DNA containing a stop codon throughout the organism's chromosomes. This will probably cause _____.
manufactured proteins to be short and defective
During the process of translation, _____ matches an mRNA codon with the proper amino acid.
Recommended textbook explanations
Fundamentals of Biochemistry: Life at the Molecular Level
Charlotte W. Pratt, Donald Voet, Judith G. Voet
Biocalculus: Calculus for the Life Sciences
Principles of Life
David E. Sadava, David M. Hillis, H. Craig Heller
Campbell Biology (AP Edition)
Cain, Campbell, Minorsky, Reece, Urry, Wasserman
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