DNA
DNA is the abbreviation for _______________.
Deoxyribonucleic Acid
To which end of a DNA strand does DNA polymerase add new nucleotides?
3'
What is the sequence of the RNA produced from the following DNA molecule?
ATGCCC
UACGGG
The term for a substance that causes a mutation.
Mutagen
What is the end result of translation?
A protein assembled from amino acids.
In a nucleic acid strand, nucleotides are held together by ______ bonds.
Phosphodiester
What is the name of the molecule that glues Okazaki fragments together?
Ligase
Transcription occurs in this organelle.
Nucleus
This type of mutation has no effect on the shape of the protein.
Silent
Amino acids are joined together by this type of bond.
Peptide
Which part of a nucleotide is present at the 5' end of a nucleic acid strand?
Phosphate group
DNA replication occurs in this organelle in the cell.
Nucleus
In which cellular location does translation occur?
Cytoplasm/Ribosomes
This type of mutation changes the sequence of the polypeptide change by only one amino acid.
Point
If a DNA sequence contains 30% thymine. How much guanine does it contain?
20%
In a DNA molecule, adenine pairs with _____ and guanine pairs with ______.
thymine; cytosine
What is the name of the molecule that separates the two DNA strands?
Helicase
What is the name of the enzyme that synthesizes an RNA molecule from a DNA sequence?
RNA polymerase
This type of mutation changes the entire amino acid sequence beginning with the insertion or deletion of a single nucleotide.
Frameshift
In what location does a repressor bind?
Operator
The bonds holding together the nitrogenous bases between the two strands in DNA are classified as ______ bonds.
Hydrogen
The strand of DNA in which Okazaki fragments are built?
Lagging
What amino acids are produced by the mRNA sequence below?
AAU UUU CCC
ASN-PHE-PRO
This type of mutation causes an early "STOP" codon to be inserted in the polypeptide sequence.
Nonsense
The name of the molecule that brings amino acids to the ribosomes.
tRNA