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Which of the following is an acellular microorganism lacking a nucleus? a. bacterium b. helminth c. protozoan d. virus - Correct Answer-d. virus Name six types of microorganisms that we are studying in this book and use each one in a sentence. - Correct Answer-- Bacteria: Bacteria are all nonarchaea prokaryotes. - Archaea: Archaea live in extreme environments. - Protozoa: Protozoa are a group of single-celled eukaryotic organisms. - Fungi: Fungi are eukaryotic organisms that can be unicellular or multicellular. - Helminths: Helminths are parasitic worms. - Viruses: Viruses are microscopic acellular elements composed of nucleic acid surrounded by a protein coat.
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Which of the following is an acellular microorganism lacking a nucleus? a. bacterium b. helminth c. protozoan d. virus - Correct Answer-d. virus Name six types of microorganisms that we are studying in this book and use each one in a sentence. - Correct Answer-- Bacteria: Bacteria are all nonarchaea prokaryotes.
b. recycling of dead organisms c. human health d. all of the above have microbial involvement - Correct Answer-d. all of the above have microbial involvement Discuss the current view of the evolution of eukaryotic cells. - Correct Answer-?????? Describe how microorganisms can accomplish bioremediation. - Correct Answer-?????? Which of these organisms do not contain DNA? a. helminths b. fungi c. bacteria d. prions - Correct Answer-d. prions Summarize some important facets of the human microbiome. - Correct Answer-?????? Suggest an argument for why eukaryotic cells have developed an enclosed nucleus unlike bacteria and archaea. - Correct Answer-?????? Microbes are found in which habitat? a. human body b. earth's crust c. oceans d. all of the above - Correct Answer-d. all of the above Argue for or against this statement: Microbes intend to cause human disease. - Correct Answer-?????? Coevolution is a term describing the influence that two organisms occupying the same niche have on each other. Sketch a scenario for coevolution between a bacterium and a human living in the same environment. - Correct Answer-?????? Which of the following processes can be the result of human manipulation of microbial genes? a. the central dogma b. natural selection c. bioremediation d. abiogenesis - Correct Answer-c. bioremediation
Speculate about why scientists believe there are more microbial species that we do not yet know about than those that we do know about. - Correct Answer-?????? Imagine you are a guest speaker in a middle school science class. Explain to the students why human life would not be possible without microorganisms. - Correct Answer-?????? When a hypothesis has been thoroughly supported by long-term study and data, it is considered a. a law. b. a speculation. c. a theory. d. proven. - Correct Answer-c. a theory. Defend the use of complicated-sounding names for identifying microorganisms. - Correct Answer-?????? Identify the most important component of the scientific method and defend your answer. - Correct Answer-??????