What are epithelial cells with a flat, irregular shape and tapered edges called?
A. Squamous
B. Pseudostratified
C. Columnar
D. Stratified
E. Cuboidal
Answer: A
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Which of the following is not a function of the
stomach? a. holding food b. mixing in digestive enzymes c. controlling the time food stays in the stomach d. controlling the absorption of nutrients from food e. all of these are correct
the open area or central space in the GI tract is called
What will be an ideal response?
A contaminated food sample contains several different species of bacteria. A food microbiologist is interested in studying just one of these species. Describe the sequence of procedures that the microbiologist must perform in order to obtain a pure culture of the bacterial species of interest from this food sample. Detail all the necessary media and equipment.
What will be an ideal response?
Which of the following is bacteriostatic?
simple boiling pasteurization freezing nonionizing radiation