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Home Q & A Board Biology-Related Homework Help General Biology
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buttssss buttssss
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6 years ago
Which of the following statements about the herbicide atrazine is false?
 
  a. Atrazine is used for weed control, mostly in cornfields.
 b. Atrazine from agricultural runoff persists in soil and water for decades.
 c. Atrazine causes or contributes to frog deformities.
 d. Male frogs exposed to atrazine at levels below those allowed in drinking water develop ovary tissue.

Question 2

Which epidermal cell produces the pigments that lead to the coloration of the skin?
 
  a. Collagen fibers
 b. Keratinocytes
 c. Melanocytes
 d. Stratified squamous epithelium
 e. Elastin fibers
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kamehameha2014kamehameha2014
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6 years ago
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buttssss Author
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6 years ago
Thank you
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