The process of freeze-drying microbes to preserve them is (denaturation/desiccation/lyophilization).

_________ has come to mean the influence of speaker credentials and character in a speech.

List and describe one type of colony elevation. (1)

Streak plates are a useful way to obtain isolated colonies.

Describe what you would see if an organism was considered to be a coccus. (1)

_____________ is how you establish and maintain a rapport with your audience during your speech.

Define the following terms: (5) (write one definition per answer blank)      a.  resolution: b.  parfocal:      c.  chromaphore (chromatophore): d.  basic stain:      e.  differential stain:

Suppose 77% of flights arrive on time. We randomly select 12 flights and record how many arrive on time. Explain why this is a binomial experiment (Check the four conditions).   Find the probability that exactly three of the flights are on time. Round this answer to 6 decimal places. Probability=. Find the probability that six or fewer of the flights are on time. Probability=. Determine the mean and standard deviation of this binomial distribution.   Mean= Standard Deviation=

Some bacteria have a water-soluble outer slime layer composed of

Organisms use carbohydrates in all of the following ways EXCEPT