AP Biology (Mader), 11th Edition

Chapter 14: Biotechnology and Genomics

Post-Test

1
Small accessory rings of DNA found in the cytoplasm of bacteria are _____.
A)recombinant DNA
B)plasmids
C)clones
D)transposons
2
The plasmid DNA is cleaved by _____.
A)DNA ligase
B)DNA polymerase
C)a restriction enzyme
D)helicase
3
The foreign DNA is sealed into the opening created by the restriction enzyme by _____.
A)DNA polymerase
B)DNA repair enzymes
C)DNA ligase
D)helicase
4
Which of the following statements is NOT true? The single-stranded but complementary ends of the two DNA molecules cleaved by the same restriction enzyme _____.
A)are produced during posttranslational control
B)can bind by complementary base pairing
C)facilitate the insertion of foreign DNA into vector DNA
D)are called "sticky ends"
5
The full set of genes of an individual is called _____.
A)a genome
B)a vector
C)a plasmid
D)recombinant DNA
6
Applications of PCR (polymerase chain reaction)include all of the following EXCEPT:
A)A genetic disorder can be confirmed when the tested DNA matches that of a known mutation.
B)The cloning of an animal.
C)Conviction of criminals by matching tissues samples from a crime scene with suspected perpetrators.
D)The settling of paternity suits.
7
With a/an ________ method of gene therapy it is possible to test and make sure the gene transfer has occurred before the cells are returned to the patient.
A)ex vivo
B)in vivo
C)vector
8
All of the following are true of intergenic sequences EXCEPT:
A)Intergenic sequences are DNA sequences occurring between genes.
B)They are introns and will be removed during the processing of pre-mRNA.
C)The proportion of intergenic sequences increases as the complexity of the organism increases.
D)They include transposons and repetitive elements.
9
Gene therapy for familial hypercholesterolemia uses a virus to insert normal genes into _____ cells.
A)bone marrow stem
B)tumor
C)liver
D)ovarian
10
Genomics is ______.
A)the sequencing and study of genomes
B)the study of relationships between gene sequences and protein structure and function
C)the genetic information of an organism, its genes and other DNA
D)the use of animal organs in transplant patients
11
It is estimated that there are between _____ human genes.
A)1 million and 2 million
B)80,000 and 100,000
C)5,000 and 10,000
D)23,000 and 25,000
12
The use of transgenic animals to produce pharmaceuticals is referred to as _____.
A)bioremediation
B)gene pharming
C)gene therapy
D)cloning
13
Foreign genes can be inserted into plant cells that have had the cell wall removed, called _____.
A)protoplasts
B)vectors
C)plasmids
D)implants
14
The SRY region of the Y chromosome is directly involved in producing:
A)The normal gene for familial hypercholesterolemia
B)Cloned organisms
C)A male animal
D)The p-53 gene
15
The commercial use of transgenic organisms to produce products is:
A)Agronomy
B)Biotechnology
C)Oncology
D)Gene therapy
16
The restriction fragment length polymorphisms can be separated from one another by _____.
A)autoradiography
B)PCR
C)gel electrophoresis
D)vectors
17
PCR is used to _____.
A)amplify a single gene or smaller piece of DNA
B)create DNA without introns
C)insert foreign DNA into a vector
D)clone organisms
18
In order for human gene expression to occur in a bacterium, the gene has to be accompanied by _____.
A)the proper regulatory proteins
B)introns
C)both introns and the proper regulatory proteins
19
Transgenic organisms are organisms which _____.
A)are polyploid
B)have foreign genes inserted into them
C)are hybrids
D)the result of xenotransplantation
20
The human genome consists of ______% of coding DNA and ______% of noncoding DNA.
A)98%; 2%
B)50%; 50%
C)25%; 75%
D)2%; 98%
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