1. An organism is positive for carbohydrate fermentation, what would be the results after 24-48 hours? After 1 week?   2. If an organism is able to ferment all three sugars, which would it use first and why?

Arrange the following steps in the experiment regarding the effect of temperature on fermentation (anaerobic respiration) 1 4 Sugar and water are mixed Measure the height of foam is measured Test tubes are placed in water bath Yeast and glucose solution are mixed Graph the height vs temperature

The second pic are the answer choices

1. If an organism tests positive for catalase, which of the following is MOST likely true about the organism? It returns nitrogen back to the atmosphere It can only do homolactic fermentation It creates H2O as a product of respiration It can break down plasma membranes

Explain why oxygen spoils wine, and what do people make in this way and how? If this is the case, why is the primary fermentation in wine making often performed in the presence of oxygen?

5. What is the amount of oxygen transfer rate in microbial E. coli fermentation?

1. What's the main difference between anaerobic and aerobic respiration from fermentation? 2. What are three common fermentations used today to create useful products? Explain the process of the fermentations of each.

Bacterium C had the lab results below. What can you tell me about the carbon food sources it ferments and the kind of end products it produces in anaerobic respiration?

Give one reason why it is important to know the different types of fermentation carried out by microbes?

1. What do you think would happen if yeast DID NOT ferment pyruvate to ethanol?   2. What affect does increasing the amount of hydrogen peroxide have in mixing yeast and hydrogen peroxide together? 3. Describe the rate of each reaction over the 240 seconds in mixing yeast and hydrogen peroxide.