Biology, 20.10.2021 14:00, webbhlharryteach
The oxygen level of a lake suddenly starts decreasing. A biologist believes that photosynthetic organisms in the community have become less efficient at producing oxygen. A geologist believes that changes in the ground have increased the inflow of water into the lake. Why are both of these options valid scientific hypotheses
Answers: 1
Biology, 22.06.2019 08:00, suhailalitariq
Which feature of a human community is similar to a niche in a biological community
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