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micro
test 2
55
Biology
Not Applicable
02/05/2007

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Term
In DNA replication, the leading strand is formed from
Definition
5' to 3' in a long strand
Term
in DNA replication, the LAGGING strand is formed from
Definition
short segments called Okazaki Fragments
Term
Replication occurs during the
Definition
S Stage of interphase
Term
The production of DNA on the leading strand is catalyzed by the enzyme
Definition
DNA polymerase
Term
The mRNA chain is formed in which direction?
Definition
5' to 3'
Term
The ________ is used to transcribe mRNA
Definition
DNA coding strand
Term
RNA transcription is catalyzed by
Definition
RNA Polymerase
Term
enzyme which carries out m RNA production binds at an area on the DNA strand called the
Definition
promoter
Term
Region of DNA which acts as a switch to turn transcription on or off is the
Definition
regulator
Term
gene which codes for a substance to block protein synthesis is the _________ gene.
Definition
repressor
Term
protein which controls the "switch" ________ protein
Definition
operator
Term
Inducible operon

transcription is blocked when the
Definition
repressor binds to the operator
Term
Inducible operon

transcription occurs when
Definition
polymerase binds to the promoter
Term
repressible operon

____________ substance is needed to activate the process
Definition
corepressor
Term
protein is assembled by the
Definition
ribosome
Term
___________ carries amino acids to cytoplasm
Definition
tRNA strand
Term
change in genetic info which specifies a different amino acid is called a ___________ mutation
Definition
missense
Term
If A replaces C in UGC, the result is a ______________ mutation
Definition
nonsense
Term
Mutation in which CAU becomes CAC is a _______________ mutation
Definition
neutral
Term
if G replaces C in UGC , the result is a _____________ mutation
Definition
frameshift
Term
process in which segments of DNA can move to another piece of DNA is called
Definition
transposition
Term
base pairs may be altered by
Definition
ionizing radiation
Term
Naked, soluble DNA from the surroundings may be introduced into a cell by
Definition
transformation
Term
Transfer of DNA between cells is called
Definition
conjugation
Term
transfer of DNA by means of viruses which become incorporated into the host cell occurs during
Definition
transduction
Term
small, extrachromosomal peice of DNA
Definition
plasmid
Term
electric current to seperate DNA is
Definition
electrophoresis
Term
major source of enzymes used in biotechnology is
Definition
bacteria
Term
vaccinia(cowpox) virus is being used to insert recombinant plasmids into
Definition
animals.
Term
recombinant DNA technology as treatment of genetic diseases is currently only theoretical
Definition
FALSE
Term
BIOTECHNOLOGY IS CURRENTLY BEING USED TO
Definition
CONTROL OIL SPILLS, CREATE VACCINES, DETECT GENETIC DISEASE, IDENTIFY CRIMINALS,
Term
TECHNIQUE USED TO AMPLIFY A MINUTE AMT OF dna
Definition
POLYMERASE CHAIN REACTION
Term
MOST FREQUENT USE OF RECOMBINANT DNA PRESENTLY
Definition
MANUFACTURING PROTEIN
Term
ENZYMES USED TO CUT DNA AT SPECIFIC POINTS ARE CALLED
Definition
RESTRICTION ENDONUCLEASES
Term
FACT ABOUT VIRUSES?
Definition
CONTAIN NUCLEIC ACIDS, NOTHING ELSE.
Term
VIRUSES HAVE BEEN FOUND TO PARASITIZE ALL LIVING THINGS?
Definition
TRUE
Term
VIRUSES ARE TOO SMALL TO SEE WITH ELECTRON MICROSCOPE?
Definition
FALSE
Term
CAPSID OF VIRUS IS MADE OF
Definition
PROTEIN
Term
PRESENTLY, VIRAL CLASSIFICATION BEGINS WITH THE DETERMINATION OF
Definition
NUCLEIC ACID TYPE
Term
NUTRIENT MEDIA
Definition
IS NOT A CURRENT METHOD FOR CULTIVATING VIRUSES
Term
THE NUCLEIC ACID IN A VIRUS IS
Definition
DOUBLE STRANDED DNA, RNA, SINGLE STRANDED DNA, RNA

ALL CAN BE ANSWERS
Term
VIRAL ENVELOPE IS MADE BY THE
Definition
HOST CELL PLASMA
Term
A ___________ VIRUS DESTROYS THE HOST CELL
Definition
LYTIC
Term
A _________ VIRUS IS INCORPORATED INTO THE HOST GENOME
Definition
LYSOGENIC
Term
NON ENVELOPED VIRUSES ARE RELEASED FROM THE HOST CELL BY
Definition
LYSIS
Term
TYPE OF VIRUS USES REVERSE TRANSCRIPTASE TO MAKE DNA?
Definition
RETROVIRUS
Term
WHICH STRAND IS THE MESSENGER RNA STRAND?
Definition
ss + RNA
Term
DURING THE ECLIPSE STAGE, THE HOST CELL MUST FIRST PRODUCE
Definition
VIRAL ENZYMES
Term
ONCOGENES ARE KNOWN TO BE INVOLVED IN THE PRODUCTION OF
Definition
CANCER
Term
A SLOW VIRUS IS THE CAUSATIVE AGENT OF THE DISEASE
Definition
SSPE
Term
WHAT DISEASE IS DUE TO A LATENT PERIOD VIRUS?>
Definition
SHINGLES
Term
A PROTEINOUS INFECTIOUS AGENT (PRION) IS THOUGHT TO CAUSE THE DISEASE
Definition
BOVINE SPONGIFORM
Term
EPSTEIN-BARR VIRUS HAS BEEN IMPLICATED IN
Definition
BURKITTS LYMPHOMA
Term
VERY SHORT STRAND OF NUCLEIC ACID WITH NO PROTEIN COAT IS THE PATHOGEN CALLED
Definition
A VIROID
Term
THE ____ VIRUS USES THE ENZYME REVERSE TRANSCRIPTASE TO MAKE A STRAND OF DNA FROM AN RNA TEMPLATE
Definition
HIV
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