Bio 250 | microbiology Study guides, Class notes & Summaries

BIO 250 Final Exam (Microbiology) | 60 Questions With 100% Correct Answers | Latest Update | Graded A+. What microbial process was responsible for changing Earth’s atmosphere from one without oxygen to one with oxygen? Select one: a. anaerobic respiration b. decomposition c. oxygenic photosynthesis d. temperature regulation In the nitrogen cycle, which of the following phases involves the release of nitrogen as into the Earth’s atmosphere? Select one: a. ammonication b. denitrica...

BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline. An irregular cluster of spherical cells would be called a/an a. Palisades b. Sarcina c. Staphylococcus d. Streptococcus e. Spirilla 2. The study of the immune response to infection caused by microorganisms is a. Hypersensitivity b. Epidemiology c. Immunology d. Morbidity e. Geomicrobiology 3. What is the maximum number of electrons in the first energy shell of an atom? a. 2 b. 4 c. 8 d. 18 e...

BIO 250 Final Exam (Microbiology) | Questions With 100% Correct Answers | Latest

1-What microbial process was responsible for changing Earth’s atmosphere from one without oxygen to one with oxygen? Select one: a. anaerobic respiration b. decomposition c. oxygenic photosynthesis d. temperature regulation 2-In the nitrogen cycle, which of the following phases involves the release of nitrogen as into the Earth’s atmosphere? Select one: a. ammonification b. denitrification c. nitrification d. nitrogen fixation 3-Farmers commonly inoculate legume crops with Rhi...

BIO 250 | Microbiology Final Exam (Questions and Answers) Graded A+ 2023 | Straighterline. The lipid group that serves as energy storage molecules are a. Prostaglandins b. Waxes c. Phospholipids d. Steroids e. Triglycerides 18. Which type of microscope does not use light in forming the specimen image? a. Bright-field b. Dark-field c. Phase-contrast d. Fluorescence e. Electron 19. A confocal scanning optical microscope a. Uses ultraviolet light to form a specimen image b. Shows thre...

Straighterline. BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023)BIO 250 | Microbiology Final Exam Questions and Answers (Already Graded A+ 2023) The term chemotroph refers to an organism that a. Uses CO2 for its carbon source b. Must obtain organic compounds for its carbon needs c. Gets energy from sunlight d. Gets energy by oxidizing chemical compounds e. Does not need a carbon source 23. Polar molecules a. Have an equal charge distribution b. Have an unequal cha...

BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline

BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline. An irregular cluster of spherical cells would be called a/an a. Palisades b. Sarcina c. Staphylococcus d. Streptococcus e. Spirilla 2. The study of the immune response to infection caused by microorganism...