Assume you are working for a chemical company and are responsible for growing a yeast culture that produces ethanol. The yeasts are growing well on the maltose medium but are not producing alcohol. What is the most likely explanation?
A. The maltose is toxic
B. O2 is in the medium
C. Not enough protein is provided
D. The temperature is too low
E. The temperature is too high

Select the correct answer. in the image, if the washcloth represents consumed food, which organ of the digestive system correctly represents the action performed by the hands? hands squeezing water from a washcloth a. esophagus b. large intestine c. liver d. mouth

Describe characteristics of a good respitory surface

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.