BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 19, Problem 9SA
Summary Introduction
Introduction:
Bacteria are single-celled and have a porous cell wall around their plasma membrane. A single circular double-stranded DNA is present in the cytoplasm.
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Chapter 19 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 19 - ________ can have a genome of either RNA or DNA....Ch. 19 - Peptidoglycan is seen only in cell walls of...Ch. 19 - In _______, viral DNA becomes integrated into a...Ch. 19 - Prob. 4SACh. 19 - Prob. 5SACh. 19 - Prob. 6SACh. 19 - Prob. 7SACh. 19 - _______ are oxygen-releasing photoautotrophs. a....Ch. 19 - Prob. 9SACh. 19 - Vitamin-producing E. coli cells in your gut are...
Ch. 19 - Prob. 11SACh. 19 - Prob. 12SACh. 19 - Eukaryotes are most closely related to _______. a....Ch. 19 - Match each disease with the type of pathogen that...Ch. 19 - Prob. 15SACh. 19 - Prob. 1CTCh. 19 - Methanogens have been found in the human gut and...Ch. 19 - Review the description of Fred Griffiths...Ch. 19 - The antibiotic penicillin interferes with...Ch. 19 - Many compounds secreted by soil bacteria have been...
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- Which of the following is a process of the nitrogen cycle that involves the conversion of nitrogen gas to ammonia? a.Nitrogen fixation b.Nitrification c.Ammonification d.Denitrificationarrow_forwardWhat genus of bacteria transforms ammonia to nitrite in the Nitrogen cycle? A. Nitrobacter B. Nitrosomonas C. detritus D. Legumesarrow_forwardWhat microbes is highest in agricultural lands? A. Aerobic nitrogen fixing bacteria B. Anaerobic nitrogen fixing bacteria C. Aerobic heterotrophic bacteria D. Anaerobic heterotrophic bacteriarrow_forward
- What process brings nitrogen from the atmosphere into living system? A. Methanogenesis B. Denitrification C. Anammox D. Nitrogen fixation E. Nitrificationarrow_forwardOrganisms most likely to be found in extreme environments are ________. a. fungi b. bacteria c. viruses d. archaeaarrow_forwardPlants cannot fix nitrogen, yet some plants do NOT need nitrogen from the soil. This is because a. of a symbiotic association with a bacterium that can fix nitrogen. b. these plants are the exceptions that can fix nitrogen. c. they have been infected by a parasitic virus that can fix nitrogen. d. they are able to obtain nitrogen from the air.arrow_forward
- .further break down the nutrients left behind by scavengers. A. Cyanobacteria B. Proteus C. Fusarium D. Penicillium notatumarrow_forwardThe average time a molecule spends in its reservoir is known as ________. a. residence time b. restriction time c. resilience time d. storage timearrow_forwardDuring the ____________________ phase of microbial population growth, the rate of cell division begins to slow down or division stops entirely. a. stationary b. lag c. death d. exponental growtharrow_forward
- As a result of_______ , an old animal usually has more pollutants in its body than a young one. a. bioaccumulation b. biological magnificationarrow_forwardAn example of carbon fixation is _____________.a. photosynthesisb. decompositionc. phagocytosisd. parasitismarrow_forwardSome bacteria have the ability to “fix” nitrogen. This means a. they convert ammonia into nitrites and nitrates. b. they convert atmospheric nitrogen gas into biologically useful forms of nitrogen. c. they break down nitrogen-rich compounds and release ammonium ions. d. they convert nitrate into nitrogen gas.arrow_forward
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