Me! gold medal if you and its !
14) the clean water act
a)required pollution control...
Biology, 30.11.2019 11:31, shadowblade8203
Me! gold medal if you and its !
14) the clean water act
a)required pollution control devices on cars and power plants
b)established national ambient air quality standards
c)set maximum contaminant levels for pollutants in drinking water
d)required industries to reduce or eliminate point source pollution in surface waters
(1 point)
17)the used in nuclear fission to produce energy
18)(1 point)
forest habitat and soil are conserved which only some trees in an area of forest are cut.
Answers: 3
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Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.
Answers: 3
Biology, 22.06.2019 05:00, jessewilkerson2312
Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.
Answers: 2
Biology, 22.06.2019 12:20, archiecom55
Easy 6th grade work! 100 points! i need fast! compare the parts of a cell and the cell as a whole to another common nonliving system (i. e., a car, a city, describe the parts of a cell and their primary function.
Answers: 3
Biology, 22.06.2019 13:10, hcoulter15
Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.
Answers: 2
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