Ruminants have how many chambers in their stomachs?

a. one
b. two
c. three
d. four
e. five


D

Biology & Microbiology

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Various forms of a single gene at a given locus is

called a. kinetochores. b. alleles. c. autosomes. d. loci. e. chromatids.

Biology & Microbiology

the illustration above to answer questions 16–19

E 16. Which structure is a dorsal,hollow nerve tube? a. A b. B c. C d. A and B e. none of these

Biology & Microbiology

Before insulin from recombinant DNA became available, diabetics were treated with insulin derived from cadavers

a. True b. False

Biology & Microbiology

Because oxygen is more electronegative than hydrogen, the water molecule is:

A. ionic. B. hydrophilic. C. hydrophobic. D. nonpolar. E. polar.

Biology & Microbiology