Biology, 06.05.2020 02:06 nacariahearns
Airborne mercury has received special attention because it is a widespread and persistent neurotoxin(a substance that damages the brain and nervous system). Minute doses can cause nerve damage and other impairments, especially in young children and developing fetuses. The majority of airborne mercury is released by .
A. Metal ore smelting
B. Coal-burning power plants
C. Waste combustion
D. Nuclear Power plants
E. Wood-burning power plants
Answers: 1
Biology, 21.06.2019 19:30
Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5
Answers: 1
Biology, 21.06.2019 19:30
Are these strong bases, neutral, strong acids, weak acids or weak base household bleach (ph=12.6) fluid in a car's battery (ph of less than 1.0) milk (ph=6.7) stomach contents (ph=2.2) pure water (ph=7)
Answers: 1
Biology, 21.06.2019 23:00
Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy
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Biology, 21.06.2019 23:30
In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?
Answers: 2
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