Gene targeting has been used in mice to produce strains that were either homozygous or heterozygous
for __________.
a. PKU
b. cystic fibrosis
c. Huntington's disease
d. sickle cell anemia
e. Tays Sachs Disease
B
You might also like to view...
How many chromosomes are there in a human genome?
A. 22 B. 23 C. 46 D. 64
What will be a consequence if current predictions of global warming are accurate?
A. Rates of natural selection will decrease. B. New continental land masses will appear. C. Freshwater will be more widely available. D. Organisms will need to migrate or adapt quickly in order to survive. E. Many plants and animals will become smaller.
A component of bacteria that are often used in biotechnology are
a. operons. b. introns. c. exons. d. polypeptides. e. plasmids.
A genetic mutation results in the inability for a cycad to produce coralloid roots. What types of soils would be least conducive to the survival of this cycad relative to members of the species not affected by this mutation?
A. soils saturated with water B. soils with lower pH C. soils with lower mean temperatures D. drier soils E. soils with lower nitrogen