Bakers use alcoholic fermentation to produce

__________ which causes the dough to rise.
c. alcohol
d. ATP
c. butyric acid
d. carbon dioxide
e. none of these


Answer: d

Biology & Microbiology

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If a new species is produced by the interbreeding of two members of distinct species, this would be __________ speciation achieved via _________. 

A. allopatric; autopolyploidy B. allopatric; allopolyploidy C. sympatric; autopolyploidy D. sympatric; allopolyploidy E. sympatric; divergence

Biology & Microbiology

Which of the following is a virus with an icosahedral head, a capsid that contains primarily three proteins, a connecting neck with a collar and long whiskers, a long tail and a complex base plate?  

A.  influenza virus B.  measles virus C.  T4 bacteriophage D.  HIV E.  tuberculosis

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The following are all biological molecules utilized in the bodies of marine animals, except

a. chitin. b. triglycerides. c. glycogen. d. cellulose. e. enzymes.

Biology & Microbiology

Intermediate filaments anchor the proteins actin and myosin that are involved in

a. muscle contraction. b. digestion. c. detoxification. d. oxygen transport. e. flagellar movement.

Biology & Microbiology