Derrick just got home from playing soccer on a muddy field. he is curious how different brands of laundry detergent compare in removing mud from clothes, so he sets up an experiment. in one laundry load, he puts his muddy socks with brand a detergent. in the next load, he puts his muddy jersey with brand b detergent. in the final load, he puts his muddy shorts with brand c detergent. afterward, he noticed that the jersey came out the cleanest. he concludes that brand b is the best detergent for removing mud from clothes. is his conclusion valid? a. yes; the experiment was set up correctly. b. no; there were too many controls in the experiment. c. no; there were too many variables in the experiment. d. no; derrick was biased toward brand b.
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Biology, 22.06.2019 01:30
Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.
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Biology, 22.06.2019 05:30
Identify the composition of oceanic and continental crystal rocks.in a model of earth’s interior,where would these rocks appear?
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Biology, 22.06.2019 11:30
Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43
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Biology, 22.06.2019 12:50
The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above
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Derrick just got home from playing soccer on a muddy field. he is curious how different brands of la...
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