Mcb 2610 Exam 1 Questions And Answers Latest Updated 2023

Mixotrophs {Ans: Some organisms have great metabolic flexibility and alter their metabolism in response to environmental changes - whichever is more important Can be advantageous}First microbes {Ans: Swartkoppie Chert - could do cellular work and replicate itself}Nutrient Concentration {Ans: Growth rate is dependent on amount of nutrients in the environment One key nutrient available in the lowest amount will dictate how much growth can occur over time}Transmission Electron Microscope {Ans: Electrons generated and focused on specimen by electromagnets As electrons pass through specimen they form an image Denser areas of specimen will scatter some electrons}Micro bio examines... {Ans: How microbes interact with humans and food and how they can be used by humans}Microbiology {Ans: The study of microbes}Nucleic Acids {Ans: Storehouse for genetic information Comparison of DNA allows us to break life into domains}Lipids {Ans: Form foundation of plasma membrane}Fixation {Ans: Preserves internal and external structures and fixes them in position Organisms are usually killed and firmly attached to microscope slide Heat fixation - bacteria and archaea Chemical fixation - used with larger, more delicate organisms}Robert Koch {Ans: Bacillus anthracis = anthrax Mycobacterium tuberculosis = TB His criteria for determining