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A student wants to answer the question "Does adding calcium powder to soil make pea...
Biology, 06.05.2020 22:18 hihihi129473838
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A student wants to answer the question "Does adding calcium powder to soil make pea plants grow faster?" She adds calcium
powder to the soil of 12 plants and does not add it to the soil of a second group of 12 plants. She measures the growth of all of
the plants in each group for a month. Which statement best summarizes the factors that need to be controlled in this
experiment?
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Answers: 2
Biology, 21.06.2019 19:30
Sarah is sitting at the top of the slide in the schools playground. which will increase sarah’s kinetic energy a- an additional child is added to the top of the slide. b- sarah is pushed and moves down the slide. c- sarah climbs down the ladder and off the slide. d- the ladder is moved to the other side of the yard.
Answers: 1
Biology, 21.06.2019 21:30
This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.
Answers: 1
Biology, 22.06.2019 10:00
What are the proteins in connectivity tissues of your foot examples of?
Answers: 2
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