Group 1: Hand sanitizer 28
Group 2: Soap A 12
Group 3: Soap B 13
Group 4: Warm water...
Biology, 20.11.2020 01:00 elizabethluna058
Group 1: Hand sanitizer 28
Group 2: Soap A 12
Group 3: Soap B 13
Group 4: Warm water 24
A. What are the independent and dependent variables in this experiment? (2 pts)
B. Based on the claims of the hand sanitizer advertisement, what was the hypothesis for this experiment? (2 pts) C. What is the control group? (2 pts)
D. What are 3 constants? (3 pts)
E. Based on the results in the data table, was the advertisement supported or refuted/rejected? Explain your answer.
Answers: 3
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Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red. b) the pollen grains will be pure blue. c) the pollen grains will have red interiors and blue exteriors. d) the pollen grains will have blue interiors and red exteriors.
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