Sir Alexander Flemming

A) coined the term chemotherapy
B) discovered salvarsan in 1910
C) discovered the antibiotic penicillin
D) accomplished two of the above.


Ans: C) discovered the antibiotic penicillin

Biology & Microbiology

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Before Mendel, most people would have predicted that a cross of a red rose with a yellow rose would produce ____

a. all red roses b. all yellow roses c. all orange roses d. about half yellow roses and half red roses e. about three-fourths red roses and one-fourth yellow roses

Biology & Microbiology

The rumen of the first stomach of ruminants serves as a fermentation chamber in which bacteria and protozoa degrade  

A.  fats. B.  glucose. C.  protein. D.  starch. E.  cellulose.  

Biology & Microbiology

Most of the protein eaten by the mother during the third trimester of pregnancy is used for fetal brain and

____________________ system growth and development Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

You have a substance and begin a set of experiments in which you break it down into other substances through chemical reactions. After a few successive reactions, you discover a set of products that can't be broken down further, no matter what type of

chemical reaction you attempt. These substances are: A) elements. B) neutrons. C) isotopes. D) protons. E) electrons.

Biology & Microbiology