Biology, 06.09.2019 17:30, vallhernandez13
How is the production of mercury from burning coal an environmental hazard? a. high concentrations of mercury in the air leads to global warming. b. mercury in water systems is transformed through biological processes into a substance that is toxic to animals. c. mercury combines with other coal emissions in the air to produce ozone. d. all of the above
Answers: 3
Biology, 21.06.2019 18:30, rebeccacruzz2017
This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is
Answers: 3
Biology, 22.06.2019 12:30, elistopchaniuk
Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.
Answers: 1
Biology, 22.06.2019 13:00, dianelys3083p5spb5
Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?
Answers: 3
How is the production of mercury from burning coal an environmental hazard? a. high concentrations...
English, 31.03.2021 21:00
English, 31.03.2021 21:00
Mathematics, 31.03.2021 21:00