Bio 261 - Study guides, Class notes & Summaries

1. Aseptic Technique correct answers collection of practices that allow preparation and maintenance of sterile (no living organisms) chemicals; manipulation of sterile instruments/ cult media to maintain sterility 1 cell wall correct answers present in some microbes; confers structural strength; rigid layer outside cytoplasmic mem 1 chemolithotrophy correct answers metabolism where E is generated from oxidation of inorganic compds 1 colony correct answers macroscopically visi...

In what ways are microorganisms important to humans? correct answers They're important in fermentation reactions, they produce biofuel Studying microorganisms help with vaccination and antibiotic therapy We use microorganisms to purify our water Used in pasteurization so that food is safe to eat What is a bacterial colony and how is one formed? correct answers A colony forms by placing a single microbial cell on a solid nutrient medium where it can grow and divide into millions of cells. ...

MMBIO 261 Bacteria Final Questions With Complete Solutions

synthesis reaction - ️️a reaction in which two or more substances combine to form a new compound. BUILDS UP Characteristics of life - ️️movement, responsiveness, growth, reproduction, respiration, digestion, absorption, excretion Homeostasis - ️️A tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level dynamic equilibrium - ️️a state of balance between continuing processes ...

How do cocci and rods differ in morphology? Give an example of a bacteria with each morphology. correct answers Cocci are spherical or ovoid (ex: Streptococcus or Staphylococcus) while rods/bacillus are cylindrical/longer than it is wide (ex: Bacilli or Salmonella). Using a microscope, could you differentiate a coccus from a spirillum? A pathogen from a nonpathogen? correct answers Yes, a coccus is spherical while a spirillum is curved or spiral. No regarding the pathogens from nonpathogens. ...

MMBIO 261 Bacteria Final | Questions and answers | Latest

This is a comprehensive and detailed study guide for Exam 2 in Bio 261. U'll need it!! U can't afford to miss this, Cuz it will help to ace your exams and boost your grades, at price that's worth it!!

This is a comprehensive and detailed study guide on Exam 1 for Bio 261. U can't afford to miss this, Cuz it will help to ace your exams and boost your grades, at a price that's worth it!!

3 parts of immune system barriers chemicals cells Types of barriers in body skin mucous membrane Skin defense impermeable salty covered in defensins normal flora Mucous membrane defense easier to penetrate than skin tight junctions protective enzymes mucous / cilia Immune chemicals salt complement antibodies lysozyme defensins cytokines Immune Cells Phagocytes Antigen-presenting cells B cells T Cells Natural Killer Cells Basophils Eosi...

Which of the following are necessary for something to be classified as a virus? a. protein coat b. DNA genome c. RNA genome d. either DNA or RNA genome e. envelope protein coat and either DNA or RNA genome which of the following infectious agents are simpler than viruses? a. delta particles b. bacteriophages c. prions d. chlamydial spheres e. salt crystals prions What is the standard non-enveloped virus shaped like? a. basketball b. tennis ball c. octahedron d. icos...