TESTSOLVER9 STORE

complex medium - Answer composed of digest of chemically undefined substances defined medium - Answer precise chemical composition is known agar is extracted from ... - Answer Rhodophyta (red algae) after heating to 100 deg, it will solidify at 40-42 deg and not remelt until it reaches ____ deg - Answer 80-90 plates are primarily used for... - Answer isolation of microorganisms, streak plates deeps are used for ________ growth - Answer anaerobic...

Metabolism: - Answer sun of reactions that are associated with the life of a cell Enzymes: - Answer proteins that serve as biological catalysts What would happen if we didn't have enzymes? - Answer None of the reactions associated with living cells would occur at a rapid enough rate for life as we know it to exist. Substrate: - Answer substance that an enzyme reacts with to catalyze a certain reaction True or false?: An enzyme can catalyze multiple types of...

Metabolism - Answer sum of the rxns that are associated w/ the life of a cell Enzymes - Answer -proteins that serve as biological catalysts -generally, can react w/ only one substance called the substrate Without enzymes - Answer none of the rxns associated w/ living cells would occur at a rapid enough rate for life as we know it to exist Substrate - Answer -reacts w/ a specific enzyme to catalyze only one reaction Extracellular enzymes - Answer -enzyme...

If you want to grow large volumes of a microbe, what type of media would be best to use? - Answer broth True or false: Some culture media, like MSA (mannitol salt agar), can be both selective and differential. - Answer TRUE Which of the following events immediately follows heating to dissolve media powder in water when making plate media? Allow media to temper Allow agar to solidify Pour plates Autoclave flask of media - Answer autoclave flask of media Which of t...

what is carbon cycled through - Answer land, oceans, freshwater, sediments, rocks, and biomass nitrogen cycle - Answer links particularly strongly to carbon cycle because other than water (H2O), Carbon and _ make up the bulk of living organisms important perimeters in understanding the cycling of elements - Answer reservoir size and turnover percent of total: rocks and sediments reservoirs on Earth - Answer 99.5 percent of total: ocean reservoirs on Earth - An...

When counting colonies on an agar plate, it is generally assumed that each colony resulted from one, original cell. True or false? - Answer True Which of the following antibiotics specifically inhibits DNA synthesis? tetracycline quinolones gentamycin polymyxin B - Answer quinolones In higher eukaryotes, most aerobically generated ATP is produced by A. a membrane-bound proton translocating ATP synthase during oxidative phosphorylation. B. the TCA cycle C. all...

Bacterial cells that are variable in shape are called - Answer pleomorphic Which group of microbes contains organisms necessary for production of wine and bread? a) Archaea b) Bacteria c) Fungi d) Algae - Answer c (fungi) What is the most compelling reason why DNA, rather than RNA, evolved to be the storage repository for genetic information in cellular life forms? a) DNA molecules are more chemically stable than RNA molecules. b) DNA has deoxyribose rather ...

Culture medium - Answer microorganisms can be grown in them; composed of digests of chemically undefined substances such as yeast and meat extracts Defined medium - Answer precise chemical composition is known Broth - Answer liquid culture medium Solid medium - Answer culture medium containing a solidifying agent, usually agar Plates - Answer solid media in Petri dishes Deeps - Answer test tubes containing solid medium, usually used for anaerobi...

Growth - Answer Increase in the number of cells Binary Fission - Answer Example of Intercalary Growth in prokaryotes Examples of Polar Growth in Prokaryotes - Answer Simple Budding Budding by hyphae Cell division in stalked bacteria Polar growth without differentiation of cell size DNA replication Formation of DIvisome Cell elongation - Answer Steps for cell division 1 - Answer How many origins of replication for bacteria 1,2,or3 - Answer ...

1) Lactobacillus and Streptococcus 2) Sacchromyces - Answer 1) two genus that produce lactic acid 2) genus that produces CO2 and alcohol False. GROWTH DOES NOT MEAN SURVIVAL - Answer Growth means survival (T/F) Growth - Answer The organism remains under subjected treatment conditions long enough to grow and divide. Survival - Answer The organism is exposed to the treatment for a limited time but not enough for division to occur, then removed to be assayed for s...

Lauryl sulfate lactose broth, Brilliant green lactose bile broth - Answer Which of the following media is/are used in the series of tests for the most probable number (MPN) technique? a. Lauryl sulfate lactose broth b. Brilliant green lactose bile broth c. phenyl ethyl alcohol agar d. trypticase soy agar 100x - Answer What is the highest magnification of the objective you will use to view your smear? Select one: a. 2x b. 5x c. 10x d. 40x e. 100x 0.2 microns - Answer...

What is the reagent that serves as the substrate in the catalase test? - Answer hydrogen peroxide what type of metabolism is associated with catalase production? - Answer aerobic respiration for what product is one testing when using the catalase test? - Answer cytochrome c oxidase would you expect aerobes to produce catalase? - Answer No, catalase enzymes are made by organisms that produce energy using aerobic respiration describe the appearance of a positive...

Distinguish between macronutrients and micronutrients. - Answer macro-elements needed in large amounts micro-elements needed in small amounts List all 10 macronutrients - Answer carbon hydrogen oxygen nitrogen potassium calcium magnesium phosphorous sulfur sodium Give some examples of micronutrients - Answer boron, iron, and cobalt How do growth factors differ from macronutrients and micronutrients? - Answer growth factors are organic micronutrients tha...

Rabies disease is a ____ (pick only one answer) A. Slowly progressing zoonotic viral disease, with main reservoir being wild animals, such as skunks, raccoons B. No treatment for rabies is currently available C. Caused by an anaerobic endospore forming rod shaped bacterium, and a fecal oral transmission route D. Fast-progressing, first symptoms in 1 hr after exposure, death within 3 days E. Airborne transmission (via inhalation of spores) - Answer A What is NOT a diseased caused ...

Define microbiology - Answer The study of cellular and noncellular organisms too small to be seen with the naked eye What are microorganisms? - Answer a microscopic organism consisting of a single cell or cell cluster or a virus Where do you find microorganisms? - Answer everywhere lol How many microorganisms are estimated to be on Earth? - Answer 25X10^29 How long have microorganisms been on Earth? - Answer 4 billion years How do microorganisms impac...

B - Answer Microbiology is the study of ________. A) small organic molecules B) all cellular and noncellular organisms too small to be seen with the naked eye C) small eukaryotic cells and the evolution of eukaryotic cells D) only A and B are correct E) all three are correct D - Answer Which of the following is not a characteristic of cells? A) they interact with the environment B) they communicate with each other C) they can move D) can function independently of one anot...

Staphylococcus aureus - Answer -Gram (+) cocci in clusters** -Catalase (+)** -Produces Coagulase (fibrin clot)** -Produces beta hemolysin** -Ferments mannitol** -Yellow on MSA plate** -Part of normal microbiota -Capable of causing sever illness -Can produce virulence factors & is considered a pathogen -Produces enterotoxin responsible for gastroenteritis (diarrhea) & food poisoning -Produces toxin that causes Toxic Shock Syndrome -Common infections = Styes, pimples, boils -Resp...

what are Koch's Postulates? - Answer 1. the microorganisms must be present in every case of the disease but absent from healthy individuals 2. the suspected microorganisms must be isolated and grown in pure culture 3. the same disease must result when the isolated microorganism is inoculated in a healthy host 4. the same microorganism must be isolated again from the diseased host why was the discovery of phagocytic cells in the blood important? - Answer foundational discover...

antibiosis - Answer a symbiotic relationship between two organisms in which there is inhibition, injury, or killing of one organism by another what does penicillin interfere with and what type of bacteria is it most effective against? - Answer cell wall synthesis; Gram positive due to the thick peptidoglycan layer antimicrobial agents - Answer kill or inhibit the growth of microorganisms cidal agents - Answer lethal to microorganisms lytic agents - Answer ...

this name is unique to each species and consists of a genus followed by a species name - Answer binomial name an organism, which has not yet been officially named - Answer strains show how one organism is related to another one - Answer phylogenetic tree contains nutrients, such as carbon and nitrogen, required for cells to grow - Answer culture medium composed of digest of chemically undefined substances such as yeast and meat extracts - Answer complex ...