Questions and Answers

Nucleic acid probes are used to ______.
A) find a specific nucleotide sequence
B) isolate bacterial genes
C) create sticky ends
D) destroy clones that do not carry the recombinant plasmid of interest
E) synthesize a DNA strand complementary to a sticky end

A collection of cloned recombinant plasmids that includes fragments from the entire genome
of a cell is called a ______.
A) phenotypic library
B) shotgun
C) gene repository
D) clone collection
E) genomic library

The process of making multiple copies of a gene by inserting it into a host genome and
culturing the host is an example of ______.
A) gene cloning
B) industrial genetic engineering
C) gene amplification
D) gene magnification
E) gene pharming

Which of the following animal can be converted into Transgenic Animals?

1. Sheep
2. Rabbit
3. Cow
4. Fish

Which best describes a transgenic organism ?

1. One that act as the donor for DNA to be moved into another organism
2. One produced by cloning a mutant cell
3. One that contains a foreign gene and is free- living in the environment
4. Any genetically modified organism- resulting from laboratory research

Transgenic animals are extensively used for all the following procedures except

1. Bioremediation
2. Chemical safety
3. Vaccine safety
4. Toxicity test

Transgenic mice carry a foreign gene
a. only in their germ line cells.
b. only in their somatic cells.
c. in some cells (both germ line and somatic) but not in others—transgenic mice are chimeras.
d. in all of their cells.

Which best describes a transgenic organism?
A. One that act as the donor for the DNA to be moved into another organism
B. One produced by cloning a mutant cell
C. One that contains a foreign gene and is free-living in the environment
D. Any genetically modified organism – resulting from laboratory research

Which of the following best defines the term transgenic animal?
A) an animal that is the first of its kind to bear a particular allele
B) an animal in which a genetic defect has been corrected using recombinant DNA
therapy
C) an animal containing a gene from a another species
D) an animal containing genes from both its parents
E) an animal containing genes from three or more species

What is the difference between a knockout animal and a transgenic animal?