The necessity for elaborate sterilization procedures in hospitals and canneries is due to
What will be an ideal response?
endospores
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Which of the following lifestyle changes would NOT boost the immune system?
A. reducing stress by practicing yoga B. walking 20 minutes a day C. eating amino acids D. reducing inflammation by using a cortisol supplement E. All of these actions will boost the immune system
Reactions that remove the equivalent of a water molecule when subunits are joined to make a larger
molecule are called ____ reactions.
a. equilibrium b. hydration c. hydrolysis d. redox e. dehydration synthesis
When separating DNA fragments by gel electrophoresis, what is the purpose of including molecular weight markers?
A. Markers provide an indication as to the total number of restriction fragments on the gel. B. Markers are used as a control to determine the relative size of restriction fragments. C. Markers are needed to estimate the relative charges on each of the restriction fragments. D. Markers ensure that fragments having a greater molecular weight migrate at the same rate as those having a lighter molecular weight.
Which of the following fungi/phylum associations is incorrect?
A. morel mushroom / Ascomycota B. cup fungus / Glomeromycota C. Chytriomyces / Chytridiomycota D. button mushrooms / Basidiomycota E. black bread mold / Zygomycota