Biology, 06.11.2019 09:31 gonzmari457
In an area in which electricity costs 8 cents/kilowatt-hour, a 5 kw clothes dryer runs for 90 minutes to dry a load of laundry. how much did it cost to dry these clothes?
Answers: 3
Biology, 21.06.2019 18:30
The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.
Answers: 2
Biology, 21.06.2019 20:50
Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a.doing door-to-door sellingb.using billboards to advertise the productsc. making online shopping services availabled.giving discounts on products
Answers: 1
Biology, 21.06.2019 22:30
Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.
Answers: 1
In an area in which electricity costs 8 cents/kilowatt-hour, a 5 kw clothes dryer runs for 90 minute...
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