DNA Replication
Protein Synthesis
Viral and Bacterial Genetics
Biotechnology
Gene Expression and Differentiation
100
An enzyme that unwinds the DNA, creating a replication fork.
What is helicase?
100
A single strand of RNA that provides the template used for sequencing amino acids into a polypeptide.
What is Messenger RNA (mRNA)?
100
Either a RNA or DNA contains the hereditary information of the virus.
What is a nucleic acid?
100
Specific enzyme used to cut DNA at specific nucleotide sequences.
What is a restriction enzyme?
100
A unit of DNA that controls the transcription of a gene.
What is an operon?
200
When DNA is replicated the two new strands each consist of a single old DNA strand and a single new DNA strand.
What is a semiconservative model?
200
The RNA polymerase unzips the DNA and assembles RNA nucleotides.
What is Elongation?
200
When a virus penetrates the cell membrane and uses the host cell's enzymes to reproduce the virus.
What is the lytic cycle?
200
Process used to compare DNA fragments using an electric field.
What is gel electrophoresis?
200
A region that RNA polymerase attaches to in order to start transcription.
What is a promoter region?
300
The leading complementary strand goes from the ___ to ___ direction.
What is 3' and 5'?
300
Nucleotides attached to the 3' end and allows stability to the mRNA.
What is a poly-A tail?
300
The cycle in which the viral DNA is temporarily in the DNA of the host cell.
What is the lysogenic cycle?
300
RFLPs from a crime scene are compared to RFLPs from a suspects DNA in ____ ____________.
What is DNA Fingerprinting?
300
Tightly packed chromatin that can be seen with a light microscope.
What is heterochromatin?
400
Okazaki fragments are joined by this enzyme.
What is DNA ligase?
400
In translation this process begins when the small ribosomal subunit attaches to a special region near the 5' end of the mRNA.
What is Initiation?
400
A short, circular DNA molecule outside the chromosome.
What is a plasmid?
400
The process used to copy DNA fragments millions of times by using DNA polymerase.
What is Polymerase Chain Reaction (PCR)?
400
The basic unit of DNA packing.
What is a nucleosome?
500
_____ _____________ attaches to the RNA primers to begin elongation.
What is DNA polymerase?
500
Removes nucleotide segments from mRNA.
What is RNA splicing?
500
When the bacteria absorb DNA from their external surroundings and take it inside their genome.
What is transformation?
500
DNA that contains genes from two different sources.
What is Recombinant DNA?
500
Protein responsible for the first level of DNA packing in eukaryotic chromatin.
What is a histone?
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