5 Select the false statement(s) about fastidious microbes. (You may select more than one answer choice.) a. They are more likely to grow on defined media as compared to complex media. b. They are more likely to be heterotrophs than autotrophs. c. They include most clinically important microbes. d. They can make all their own complex organic compounds from scratch. e. They do not require a carbon source.
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Which of the following is false? a) $E .$ coli grows faster in nutrient broth than in glucose-salts medium. b) Organisms require nitrogen to make amino acids. c) Some eukaryotes can fix $\mathrm{N}_{2}$. d) An organism that grows on ham is halotolerant. e) Blood agar is used to detect hemolysis.
Which of the following is false? a) $E .$ coli grows faster in nutrient broth than in glucose-salts medium. b) Organisms require nitrogen to make amino acids c) Some eukaryotes can fix $\mathrm{N}_{2}$ d) An organism that grows on ham is halotolerant. e) Blood agar is used to detect hemolysis.
1. Which of the following statements about microbial growth is FALSE? a. Vitamins are macronutrients. b. Folic acid is used in nucleic acid synthesis. c. Carbon and sulfur are macronutrients. d. Iron can serve as an enzymatic cofactor e. Trace elements are often limited by their solubility 2. You inoculated a thioglycolate tube and observe it for growth the next day. Growth is present only at the bottom of the culture tube. The organism would be classified as? a. Facultative anaerobe. b. Microaerophile. c. Aerotolerant anaerobe. d. Obligate anaerobe e. Obligate aerobe. 3. You're a chemoheterotroph, where do you get your carbon from? a. Organic material. b. CO2. c. Reduction of electron donors. d. Answers A and B are correct. e. All of the above are correct.
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