Biology, 21.10.2020 02:01 soupsah8166
Josiah uses a pencil called Brand A. He has pencil smears on his paper every time he completes an assignment and he hates this! Caleb is using a pencil called Brand B. Josiah notices Caleb never has smears on his paper. Josiah wonders if it's the brand of pencil that's keeping Caleb from getting smears on his paper. He decides to borrow Caleb's pencil and test the brand against his to find out.
Hypothesis:
What is another variable that Josiah could test in this situation as a 2nd experiment?
Answers: 1
Biology, 21.06.2019 23:30
What is the importantence of the carbon and nitretan cycles in the environment
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Is there any solid scientific evidence that humans have been cloned?
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Biology, 22.06.2019 10:40
Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.
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Biology, 22.06.2019 15:30
Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.
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Josiah uses a pencil called Brand A. He has pencil smears on his paper every time he completes an as...
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