Bio 250 final exam - Study guides, Class notes & Summaries

BIO 250 FINAL EXAM NEWEST 2024 ACTUAL EXAM 165 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)

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...

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MARINE BIO (FISH 250) FINAL EXAM VERIFIED ANSWERS 100%2023

1. Which of the following genes are regulated by the presence of sugars? (Select all that apply.) a. LacA, which codes for transaminase b. LacI, which codes for the lac repressor c. LacY, which codes for permease d. LacZ, which codes for beta-galactosidase - Answer a. LacA, which codes for transaminase, c. LacY, which codes for permease, and d. LacZ, which codes for beta-galactosidase 1. In normal bacteria, when is the lac operon repressed? (Select all that apply.) a. In the presence ...

Microbio 250 final exam prep solved 100% Correct

BIO 250 FINAL EXAM

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...

What is community ecology? the study of interactions between species and how they influence community structure and function Ecologists define a community as: species within a particular place that interact or potentially interact Disturbance: A discrete event that disrupts an ecosystem or community Succession: the repeatable change in community composition through time following a disturbance Succession is affected by: self thinning, life history traits Primary succession: initial establis...

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