Kovac's reagent is used in
A. Methyl red test
B. Indole test
C. Catalase test
D. Nitrate test
E. Voges-Proskauer test
Ans: B. Indole test
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Genetic drift is a random process that can change the genetic structure of a population
a. True b. False Indicate whether the statement is true or false
The change in the chromosome depicted between the top and the bottom in the figure above represents
a(n) ____.
a. inversion b. duplication c. reciprocal translocation d. deletion e. Philadelphia chromosome
Which flagellate(s) have modified mitochondria and make ATP without oxygen?
a. trypanosomes b. euglenoids c. rhizarians d. diplomonads and parabasalids e. diatoms and brown algae
The pulmonary capillaries
a. are closely associated with alveoli but do not fuse. b. fuse with the alveoli to facilitate gas exchange. c. bring oxygenated blood back to the heart. d. bring deoxygenated blood back to the heart. e. fuse with the alveoli to facilitate gas exchange, and bring oxygenated blood back to the heart.