Biology, 22.10.2019 21:00, milkshakegrande101
Which of the following is an example of how a changing environment is important for the sustainability of living systems?
a.
the water cycle ensures that water used by one organism will be available for another organism in the future.
b.
global climate change may lead to the extinction of many species that are unable to adapt to the changes.
c.
the erosion of top soil reduces the diversity of organisms in an ecosystem.
d.
all of these
Answers: 1
Biology, 22.06.2019 03:30, amp1955
Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.
Answers: 1
Biology, 22.06.2019 19:30, sarahelisabeth444
Explain what is meant by a riverโs load, and describe how the load is carried.
Answers: 1
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