Biology, 02.08.2019 05:00, lychee1406
Trey and randall are conducting an experiment to test the effects of watering plants with deionized water compared to tap water. they take 20 plants of the same size and species, kept in the same area in front of a large window of their classroom, and water half with tap water and half with deionized water. all plants receive the same amount of water daily for three weeks. the plants watered with tap water grew an average of two inches taller. when they were finished, they reported their results in the school newspaper. would their experimental findings be considered valid scientific research? a) no, because they weren't working with a scientist. b) yes, because they have all elements of a valid experiment. c) no, because their work has not been reviewed by other scientists. d) no, because they didn't do enough research before their experiment.
Answers: 2
Biology, 21.06.2019 15:30, gymnastattack
When organisms convert from of energy, what usually results
Answers: 3
Biology, 22.06.2019 06:00, toxsicity
Will mark you as ! keiko’s teacher was discussing the theory of endosymbiosis. she asked keiko to mark the organelles in the diagram that most closely resembled prokaryotes. which organelles should keiko mark? * the first image is the question and the second image is some information to you answer the !
Answers: 1
Biology, 22.06.2019 13:30, derpoofoofderp
The earths core is made up mainly of what 2 substances? 2. like an egg, earth has a core, a layer surrounding the core, and a thin, hard outer layer. which layers of the earth match the layers of an egg?
Answers: 1
Trey and randall are conducting an experiment to test the effects of watering plants with deionized...
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