What enzyme does the lacZ gene encode?
A. aromatase
B. glucose dehydrogenase
C. succinate dehydrogenase
D. ?-galactosidase
E. carbonic anhydrase
D. ?-galactosidase
You might also like to view...
Psychrotolerant microorganisms can survive and grow at
A) refrigeration temperatures. B) boiling temperatures. C) extreme fluctuations in water availability. D) high salt or sugar concentrations.
In addition to oncogenes, changes in what other gene is likely involved in cancer development?
a. proto-oncogenes b. pre-oncogenes c. post-oncogenes d. dys-oncogenes e. tumor suppressor genes
After ovulation, the ovum remains fertile for about __________
a. 1 hour b. 6 hours c. 24 hours d. 2 days e. 3 days
The energy you use in voluntary muscular activities such as work and sports, plus the amount of energy required to digest and assimilate your food, is called
A. total Calories used. B. muscular energy expended. C. BMR. D. specific dynamic action.