The source of cyanide as a chemical pollutant is ________
A) wood preservative
B) petroleum products
C) pulp and paper bleaching
D) mining processes
E) plastic manufacturing
D
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Uric acid produced by insect Malphigian tubules does not influence the movement of water from the hindgut because:
A. it is eliminated by the tubules before water reaches the hindgut. B. it precipitates due to the low pH of the fluid in the rectum and therefore does not contribute to osmotic pressure. C. water moves only in response to the osmotic pressure created by proteins and sugars in the hindgut. D. uric acid is equally concentrated in the hindgut and in the body fluids. E. None of these choices are correct.
Polygenic traits such as height or weight are often influenced by the environment of the organism.
Answer the following statement true (T) or false (F)
Which of the following provides long-term energy storage for plants?
A) ATP B) Cellulose C) Starch D) Glycogen E) Glucose
The Earth's surface releases ________ that is absorbed by the atmosphere, stabilizing or raising atmospheric temperature.
A. gamma radiation B. near-ultraviolet radiation C. ultraviolet radiation D. long-wave infrared radiation E. x-rays