Mcb 3020 Study guides, Class notes & Summaries

MCB 3020C Module 2 Exam Review Questions and Answers 2024. *Anything denoted in red are extra important takeaways 1. What is the function of the Z ring in binary fission? A. It forms a contractile ring at the septum => Made up of FtsZ (tubulin homologues) molecules important for bacterial septation B. It controls the replication of DNA => Replisome contains DNA replication machinery C. It separates the newly synthesized DNA molecules => ParA polymerizes/depolymerizes to attach...

MCB 3020 Exam Questions And Answers (Verified And Updated) Microorganisms/Microbes - answer-Small living organisms that can't be seen by the human eye - diverse in form/funtion - inhabit every EVR that supports life - many single celled, some form complex structures, some multicellular - live in microbial communities Microorganisms/Microbes - answer- oldest form of life - major fraction of earth's biomass - surround plants and animals - affect human life (infectious diseases, food a...

MCB 3020C Module 2 Exam Review Questions and Answers 2024. *Anything denoted in red are extra important takeaways 1. What is the function of the Z ring in binary fission? A. It forms a contractile ring at the septum => Made up of FtsZ (tubulin homologues) molecules important for bacterial septation B. It controls the replication of DNA => Replisome contains DNA replication machinery C. It separates the newly synthesized DNA molecules => ParA polymerizes/depolymerizes to attach t...

MCB 3020C Module 2 Exam Review Questions and Answers 2024

MCB 3020C Module 2 Exam Review Questions and Answers 2024. *Anything denoted in red are extra important takeaways 1. What is the function of the Z ring in binary fission? A. It forms a contractile ring at the septum => Made up of FtsZ (tubulin homologues) molecules important for bacterial septation B. It controls the replication of DNA => Replisome contains DNA replication machinery C. It separates the newly synthesized DNA molecules => ParA polymerizes/depolymerizes to attach t...

MCB 3020 Exam 4

MCB 3020 – FINAL Exam Questions With Verified Solutions Humoral immunity is mediated by - answerantibodies Cellular immunity is mediated by - answerT-cells Mechanical barriers - answer1) Skin 2) Mucous membranes 3) Tears 4) Respiratory tract Very few microorganisms penetrate skin True or False? - answerTrue What do tears contain? - answerLysozymes What kind of epithelium covers respiratory tract? - answerciliated epithelium Natural resistance (innate immunity) includes - answer1) C...

Define thermodynamics - the branch of physics concerned with the relationships between heat and other forms of energy First law of thermodynamics - -The law of conservation of energy -Energy cannot be created nor destroyed in an isolated system. -Energy can only change forms Second law of thermodynamics - -Introduces the concept of entropy -stating that in any isolated system the entropy tends to increase over time Third Law of Thermodynamics - -No system can reach absolute zero -the ent...

Which of the following microscopes typically uses dyes or antibodies? (1) - Fluorescence microscope Prior to the work of ____________, scientists did not distinguish between members of the Archaea and the Bacteria. - Carl Woese The instrument that produces a bright image of the specimen against a dark background is called a (n) __________ microscope. - Dark field

Symbiosis - Describes two organisms living together, regardless of the outcome Amensalism - Type of symbiosis in which the product of one organism has a negative effect on another organism Ex: Antibiotics Cooperation - Positive but NOT obligatory interaction between species; symbiotic relationship in which each partner gets some benefit, but each partner can live independently