The use of beta-glucuronidase (GUS) in the generation of Roundup-Ready soybeans is an example of a ________

A) positive marker B) herbicide resistance
C) agrobacterium resistance D) negative marker


Answer: A

Biology & Microbiology

You might also like to view...

If one left a "pasteurized" flask of broth for a long time at room temperature, it would stay sterile forever, at least in principle.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Which of the following is NOT an example of

gene flow?

a. several chimpanzees migrate from their colony to join another one close by b. spores from a mushroom are carried by the wind thousands of miles c. wild cherries are eaten by a migrating bird and the seeds released many miles away d. a small group of humans left Africa about 100,000 years ago and established new colonies in the middle East and Europe e. all of these are examples of gene flow

Biology & Microbiology

In prokaryotes, the DNA molecule is

A) made of sugars and lipids. B) single-stranded. C) circular. D) more than 1.8 meters (6 feet) long when uncoiled.

Biology & Microbiology

The rediscovery in 1900 of Mendel's now famous experiments of the 1850–60s:

a. solved the argument about whether natural selection acted in a slow way on small genetic changes or in a sudden, saltational manner. b. added fuel to the argument about whether natural selection acted in a slow way on small genet-ic changes or in a sudden, saltational manner. c. None of the above. d. All of the above.

Biology & Microbiology