Biology, 29.01.2021 18:40, megababe04
Which step in the water treatment process use positively charged chemicals to balance negatively charged sediment leading to the formation of larger particles when these oppositely charged particles?
A. Sediment and Coagulation
B. Disinfection and Sediment
C. Coagulation and Flocculation
D. Disinfection and Flocculation
Answers: 2
Biology, 21.06.2019 22:00, queenpanda365
Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.
Answers: 3
Biology, 22.06.2019 02:30, briizy
Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.
Answers: 1
Biology, 22.06.2019 06:10, 21121212cutecheytown
Which process of living things produces water that enters the water cycle
Answers: 1
Which step in the water treatment process use positively charged chemicals to balance negatively cha...
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