The yeast used in making bread, beer, and wine is

A. Leuconostoc mesenteroides.
B. Propionibacterium.
C. Saccharomyces cerevisiae.
D. Streptococcus lactis and Lactobacillus.
E. Spirulina.


Answer: C

Biology & Microbiology

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Estrogen is involved in calcium metabolism as well as female reproductive functions. This is why post-menopause, women experience which of the following conditions as a result of decreased estrogen?

a. gall stones b. dementia c. osteoporosis d. arthritis

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Four of these are correctly matched. Select the

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In the first step of starch digestion, starch is converted to ________, which is then digested to ________ by the enzyme maltase.

A. fat; glycerol and 3 fatty acids B. maltose; glucose C. amino acids; proteins D. glucose; maltose

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