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Answer the following questions in three sentences only:
What evidences supported spontaneous generation?
How was spontaneous generation disproved?
Step by step
Solved in 2 steps
- What is the spontaneous generation hypothesis?In order to have a well-designed experiment, why would it be important to include the beaker of yeast and water.Strain X. spp. is a rod-shaped, anaerobic, Gram-positive bacterium with peritrichous flagella and pili that could use glucose and dye as its sole carbon source. Answer the following sections (a, b and c). a) With a doubling time of 240 minutes and a starting population size of 10 bacteria cells. How many bacteria cells will be present after 72 hours, assuming no cell death? b) Draw the diagram and describe motility required for the bacteria to gradient concentration of attractant (food)? c) Draw the diagram of the up flow packed-bed column biofilm reactor under continuous operation and label completely
- Strain X. spp. is a rod-shaped, anaerobic, Gram-positive bacterium with peritrichous flagella andpili that could use glucose and dye as its sole carbon source. Answer the following sections (a, band c).a) With a doubling time of 240 minutes and a starting population size of 10 bacteria cells. Howmany bacteria cells will be present after 72 hours, assuming no cell death?b) Draw the diagram and describe motility required for the bacteria to gradient concentrationof attractant (food)?You are hired by a beer company to optimize their assembly line. They have vials containing a special yeast strain, strain G94, that they simply add to their fermentation tanks. If the generation time of G94 is 25 minutes, how many cells should be inside the vials if they want a fermentation tank to have 100,000 cells after 5 hours? Show your solution.QUESTION 2 In the Luria Delbruck experiment, what did the appearance of a bacterial colony on a petri plate indicate? O A) The bacterial colony was derived from one initial cell that was resistant to infection by the bacteriophage. O B) The bacterial colony was made up of many cells that became resistant to bacteriophage infection independently. O C)A colony formed when a bacterial cell was not resistant to bacteriophage infection. O D) The bacterial cells that made up a colony were resistant to antibiotic. O E. phage caused mutations to occur in some of the plates but not in others.
- Why is cobalt chloride paper used in the experiments?What are the methods used in active yeast experiment210 220 230 240 250 260 270 280 290 300 310 320 41 42 43 44 45 460 470 48 49 50 51 As discussed in lab and lecture, Endospores serve an im cells. A) What is the purpose of an endospore? B) Explain the endospores relationship to reproduction. C) What procedure would you use to test for them in lab? For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph A & B ¶ BAX 安田图 † {} I ¶ T< 20°F V Arial XQ5d - ABC V 10 == ΠΩ Click Save and Submit to save and submit. Click Save All Answers to sa