Suppose that in the future, scientists identify bacteria on Mars and these organisms lack a site-specific recombination system. Which components would allow for site-specific recombination to occur in these bacteria?
A) FRT target sites and Flp recombinase
B) FRT target sites and Cas9 enzyme
C) an FRT target site and a loxP site
D) a synthetic homologous chromosome
A) FRT target sites and Flp recombinase
You might also like to view...
Transcriptional regulators bind most frequently at the ________ site of DNA
A) major groove B) minor groove C) histone complex D) primary supercoil
Why do environmentalists ask inhabitants of waterfront properties to reduce their use of plant
fertilizers?
a. The fertilizers may be toxic to microbes. b. The fertilizers may encourage soil erosion. c. The plants may start using more water. d. The runoff from plants may bring about an algal bloom.
Most antiprotozoal drugs have few side effects since there are numerous cellular targets found in protozoa but not found in host cells that can be targeted with antiprotozoal drugs.
Answer the following statement true (T) or false (F)
Steroid hormones and thyroid hormones do not
require a membrane receptor because they a. are small enough to pass directly through the membrane. b. are soluble in the lipid bilayer. c. pass through special membrane channels. d. are water-soluble. e. dissolve in the cholesterol of the membranes.