Biology, 13.07.2019 20:00 crybaby222psyc
Astudent wants to prove that amphibians appeared on earth before birds. which of these would provide the most reliable information about the periods when amphibians and birds appeared on earth? fossils animal size animal color feeding habits
Answers: 1
Biology, 22.06.2019 17:00
Internal feedback works to maintain homeostasis when your a. heart rate decreases as your white blood cells increase b. breathing rate decreases as your red blood cells decrease c. heart rate increases as your liver is cleaning blood d. breathing rate increases as your heart rate increases
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Biology, 22.06.2019 19:30
When sodium chloride dissolves in water, the sodium chloride dissociates into a. na- ions. b. cl+ ions. c. nacl ions. d. sodium chloride ions.
Answers: 2
Biology, 22.06.2019 21:30
Urban areas use energy than rural areas, mostly because so many more people live there. a) solar power b) more; in total c) less; in total d) an electric furnace
Answers: 3
Biology, 23.06.2019 00:00
Which table best shows the impacts resulting from human activity? impact of human activities human activity impact use of manure and other organic fertilizers reduction in population of birds use of pesticides in farms increase in bird population in nearby wetlands impact of human activities human activity impact use of manure and other organic fertilizers reduction in animal population use of pesticides in farms increase in population of native insects and bugs impact of human activities human activity impact use of plastic decrease in marine animal population removal of beach grass increase in pollution of ocean impact of human activities human activity impact use of plastic increase in fish population removal of beach grass decrease in sand erosion
Answers: 1
Astudent wants to prove that amphibians appeared on earth before birds. which of these would provide...
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