Biology, 06.12.2019 11:31 PollyB2759

How can ecological succession change populations?

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Biology, 22.06.2019 02:30, ComicSans10

Sally and sue were investigating the topic of friction in science. they used a small car and a ramp as seen in the picture to test what they were learning. they knew that they slipped easily on waxed floors but not on carpet, so they decided to change the material on the surface of the ramp to see what happened. they planned to use glass, carpet, aluminum foil, and sandpaper and run the car down the ramp over each surface. what would be the best research question to guide the girls' experiment? a) does the amount of surface area affect the friction on the moving car? b) will the car travel fastest on the glass surface? c) how does the angle of the ramp affect the speed of the car? d)do rougher surfaces tend to create more friction than smooth surfaces?

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Biology, 22.06.2019 09:30, EllaSue

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity

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Biology, 22.06.2019 15:30, MyaMya12

Why does sexual reproduction result in more genetic variation in a species

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Biology, 22.06.2019 20:20, asco0317p34v1s

What is the purpose of transcription? a. to copy the nucleotide in dna b. to form rna molecules from dna c. to produce a nucleic acid sequence from an amino acid sequence d. to link amino acids together to form stands of protein