_____________ are nucleotide sequences containing palindromes and genes for proteins that cut DNA strands.
________ _________ is a recombination event that occurs during gamete formation in eukaryotes.
____________ RNA carries amino acids
___________ RNA and _______ RNA are antisense; that is they are complementary to another nucleic acid molecule
Short interference, Micro
Which of the following statements is true concerning recombinant DNA technology?
in involves modification of an organism's genome
A DNA gene synthesized from an RNA template is
After scientists exposed cultures of penicillium to agents X,Y, and Z they examined the type and amount of penicillin produced by the altered fungi ti find the one that is most effective. Agents X,Y, and Z were probably
Which of the following is FALSE concerning vectors in recombinant DNA technology?
Vectors must contain genes for self-replication.
which recombinant DNA technique is used to replicate copies of a DNA molecule?
which of the following would be most usefull in following a gene expression in a yeast cell?
Which of the following techniques is used regularly in the study of genomics?
Fluorescent nucleotide bases are sequenced
Restriction enzyme HhaI
cuts DNA at a specific nucleotide sequence.
Which application of recombinant DNA technology involves the production of a distinct pattern of DNA fragments on a gel?
A DNA microarray consists of
single stranded DNA localized on a substrate
T/F.........Restriction enzymes inhibit the movement of DNA
F. .... restriction enzymes cut DNA at specific sites
T/F...... Restriction enzymes act at specific nucleotide sequences within a double stranded DNA molecule
a thermocyler seperates molecules based on their size, shape and electrical charge.
Protoplast fusion is often used in the genetic modification of plants
Gel electrophoresis is used in DNA microarrays
F.... Southern blotting
All of the following are associated with nucleic acid structure except
Which of the following is found at the 5 end of a DNA strand?
a phosphate group
The bacterial chromosome is
both circular and found in a nucleoid
Which of the following statements is true of bacterial plasmids
They are small circular DNA molecules that can replicate autonomously
Which of the following is involved in translation?
mRNA, rRNA and tRNA are all involved
the AUG codon functions in coding for the amino acid methionine and as a
Semiconservative DNA replication means that
each daughter DNA molecule is composed of one original strand and one new strand
which of the following are considered to be frameshift mutations?
both deletions and insertions
if the codon AAA is changed to AAG, it still codes for the amino acid lysine; this is an example of a
the ames test proves that a chemical is
mutagenic in salmonella
the horizontal transfer process known as transduction
involves a virus
in conjugation, F+ cells
contain an F plasmid
Which of the following is characteristic of prokaryotic genomes but NOT eukaryotic genomes?
Which of the following processes is involved in the "central dogma" of genetics?
transcription and translation
Which of the following causes mutations by creating thymine dimers?
Which of the following is a DNA repair enzyme activated by visible light?
The horizontal transfer process known as transduction
involves a virus
Another term for the palindromic sequence found at the ends of transposons is a
The energy required for DNA replication comes from
T/F Prokaryotic cells are diploid
T/F the structure of DNA explains both its ability to encode genetic information and the way in which it is copied during cell reproduction
T/F the phenotype of an organism reflects only part of its genotype
T/F in generalized transduction, viruses carry random DNA sequences from one cell to another
A________ is a specific sequence of nucleotides that codes for a protein or an RNA molecule
Transfer of DNA between cells by viruses is called
A mutation that changes the reading frame of a gene is called a _________ mutation
The _________ of a transfer RNA molecule is complementary to a codon in a messenger RNA molecule.
The__________ is the set of genes in the genome of an organism
Which of the following items is not a part of the name of a restriction enzyme?
the Gram reaction of the source bacterium
The natural role of restriction enzymes in bacteria is
to protect the cell from invading phages
Put the following steps in the correct order needed to produce a recombinant vector containing a human gene insert