Ascientist conducted an experiment to test the hypothesis that maple seeds exposed to acid
rain will take longer to germinate than seeds exposed to normal rain, which has a ph of 5.6. the
scientist set up four groups, each containing 200 maple seeds. the water used for each group had
a different ph value: 5.6.4.0.3.0. and 2.0. all other conditions were kept the same. after ten
days, the number of seeds that had germinated in each group was counted.
identify the control group in this experiment?
Answers: 2
Biology, 22.06.2019 00:00, jazlynreyes
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
Answers: 1
Biology, 22.06.2019 09:00, elianagilbert3p3hh63
Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b. through genes c. through seasonal cycles d. through hibernation
Answers: 2
Ascientist conducted an experiment to test the hypothesis that maple seeds exposed to acid
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