Biology, 09.09.2019 19:30 lucarignot
Hydrangeas are a type of plant whose flower clusters can be as large as your head. the flower color can be changed by altering the ph of the soil. acidic soil produces pink flowers and neutral or slightly basic soil produces deep blue flowers. an experiment was conducted growing 20 hydrangeas using soil with a ph of 4.5 (acidic) and another 20 in soil with a ph of 7.0 (neutral). scientific writing which statement is one of fact supporting how ph and flower color are related? which statement shows a reasonable conclusion based on the data? in the test, 16 plants out of 20 turned pink in soil with a ph of 4.5, and 15 out of 20 turned deep blue in soil with a ph of 7.0. the results show that pink flowers mean you have soil with a ph of 4.5, and blue flowers mean you have soil with a ph 7.0.
Answers: 1
Biology, 21.06.2019 18:50
Ectocarpene is a volatile, sperm cell-attracting material released by the eggs of the seaweed ectocarpus siliculosus. its constitution is all the double bonds are cis, and the absolute configuration of the chirality center is s. draw a stereochemically accurate representation of ectocarpene.
Answers: 3
Biology, 22.06.2019 03:50
How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided
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Biology, 22.06.2019 14:20
As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.
Answers: 1
Biology, 22.06.2019 21:40
Which measurement unit represents volume? liter kilometer square centimeter centigram
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Hydrangeas are a type of plant whose flower clusters can be as large as your head. the flower color...
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