ISM
Unit 4
Genetics
#1
A specific part of a DNA that when transcribed and
Translated forms a specific polypeptide.
A: Chromosome
B:
Genotype
C: Allele
D:
Gene
D
#2
The insertion of an incorrect nucleotide is…
A: Mutation
B:
Insertion mutation
C: Base substitution
D:
DNA doesn’t make
mistakes!!
mutation
C
#3
Glutamic acid is the amino acid that should
Be coded on hemoglobin, but for Sickle-cell
Anemia this amino acid is coded for
A: Leucine
B:
Valine
C: Glycine
D:
Tyrosine
B
#4
Crossing over occurs in
A: Interphase I
B:
Interphase II
C: Prophase I
D:
Prophase II
C
#5
One difference between meiosis and mitosis is
A: Mitosis forms 2
haploid cells
Mitosis produces
C: genetically different
cells
B:
Meiosis forms 4
diploid cells
Meiosis produces
D: genetically different
cells
D
#6
Chromosomes can be distinguished on
Karyograms by what 2 features?
A: Length and width
B:
Banding patterns and
length
C: Homologous pairs
D:
The centromere and
homologous pair
B
#7
If 2 heterozgyous parents had offspring
What are the possible genotypes?
A: 50% homozygous
B:
50% Heterozygous
D:
100% Heterozygous
recessive
C: 100% Homozygous
B
#8
Polymerase chain reaction (PCR) is useful
for forensics because
A: It gives you the DNA
B:
It separates the base
pairs
D:
Uses ligase to cut the
DNA
profile
C: Makes millions of
copies of the DNA
C
#9
Gel electrophoresis separates DNA by
A: Size and charge
B:
Size of the DNA
fragments
C: Charge of the DNA
D:
The amount of DNA
A
#10
Genetic engineering involves
A: Transfer of DNA
B:
Transfer of
Chromosomes
C: Transfer of Genes
D:
Transfer of the nucleus
C
#11
Gene transfer is possible because
A: The genetic code is
B:
Most amino acids are
transferred
D:
mRNA can transfer
universal
C: Factor IX allows for the
transfer
A
#12
What steps are need for gene transfer
A: Obtain the desired
B:
Attach the DNA to a
vector
D:
All of the above
gene
C: Culture the bacteria
D
#13
Benefits of GMO’s are..
A: Increase food
B:
Tolerance to extreme
weather
D:
All of the above
production
C: Disease resistant
D
#14
Therapeutic cloning is
A: Used to clone people
B:
Used to make stem
cells
C: Used to make tissues
D:
Can be used with DNA
from other species
or organs
C
#15
What two enzymes are used to make recombinant
plasmid
A: Ligase and mRNA
B:
mRNA polymerase and
helicase
D:
Restriction enzyme
and mRNA polymerase
polymerase
C: Ligase and restriction
enzyme
C
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