The chemolithotrophs that metabolize reduced sulfur compounds using oxygen as a terminal electron acceptor in the Winogradsky column include ________.
A. cyanobacteria
B. Chromatium
C. Desulfovibrio
D. Beggiatoa
Answer: D
You might also like to view...
What type of tissue is blood?
a. epithelial b. muscular c. connective d. adipose e. noncellular fluid
Red-green color blindness is inherited as a sex-linked recessive trait. The gene is found on the X chromosome. Can a man with normal color vision father a daughter who is red-green color-blind?
A) Yes, if the woman with whom he mates is red-green color-blind. B) Yes, if the man is heterozygous for red-green color blindness. C) No, he can't (unless there is a mutation). D) No, the expression of the trait skips a generation.
Which of the following may possess primary, secondary, tertiary, and quaternary structures?
A) Nucleic acids B) Lipids C) Proteins D) Carbohydrates
The type of life cycle seen in plants is called
A) haploid generations. B) gametophyte production. C) alternation of generations. D) diploid generations.