Biology, 05.07.2019 18:00 kaliyab191
When human subjects are used during drug tests, researchers usually perform double-blind experiments. in double-blind experiments, neither the researchers nor the human subjects know which subjects are receiving the actual drug (experimental group) and which are instead receiving an inactive placebo (control group). double-blind experiments are conducted in order to a. decrease the accuracy of the data. b. reduce measurement errors. c. reduce sources of bias. d. improve the precision of the data.
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Biology, 21.06.2019 19:30
1. the is the thinnest part of the earth. 2. the is the thickest part of the earth. 3. what metals are mentioned in the text?
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Biology, 22.06.2019 02:30
Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .
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Biology, 22.06.2019 06:00
What element is able to combine with itself and hydrogen to form large molecules ?
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Biology, 22.06.2019 07:00
What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination
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When human subjects are used during drug tests, researchers usually perform double-blind experiments...
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