According to the American Cancer Society, 30% of all cancer deaths in the U.S. are due to ____

a. ultraviolet light exposure
b. automobile exhaust
c. industrial pollutan


d. pesticide and herbicide exposure
e. smoking


e

Biology & Microbiology

You might also like to view...

An example of a hydrophyte flowering plant that can withstand and thrive under conditions of continued submergence is:

a. cordgrass. b. pickle weed. c. salt grass. d. turtle grass. e. blue grass.

Biology & Microbiology

Animals whose bodies are made up of three layers and have many structures in the middle layer are called 

A. Triplobastic. B. Diploblastic. C. Jellyfish. D. Sponges.

Biology & Microbiology

In a nucleotide, the nitrogenous base is bonded to 

A. an acid. B. a sugar. C. a phosphate. D. itself.

Biology & Microbiology

Because the two strands of a DNA molecule are ________ to each other, either one can be used as a template to reconstruct the other.

A. bound B. identical C. antiparallel D. complementary

Biology & Microbiology