Which of the following is an example of evolution that can be observed and studied?
A. resistance of HIV to drug treatment
B. resistance of weeds to select herbicides
C. bacterial resistance to antibiotics
D. All are examples of evolution that can be observed and studied.
Answer: D
You might also like to view...
In order to reuse an enzyme after the conclusion of an enzyme catalyzed reaction, what must occur?
A. the enzyme has to be resynthesized B. the enzyme has to separate itself from the product C. changes into an active form D. the enzyme has to decrease entropy
Enzymes in living organisms typically work best near the pH of the tissues where they are found; you would predict that the pH optimum for pepsin would be near ________
a. 7 b. 2 c. 4 d. 11
The yield from each pyruvate in the second
stage of aerobic respiration includes a. 4 NADH. b. 1 FADH2. c. 1 ATP. d. 3 CO2. e. all of these.
Which of the following statements is INCORRECT regarding prokaryotic cells?
A) Their DNA is not enclosed within a membrane. B) They lack membrane-enclosed organelles. C) They typically have a circular chromosome. D) They reproduce by binary fission. E) They lack a plasma membrane.