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Biology, 08.06.2021 16:40, hannahcolleen4895
Nancy visits a local reservoir where she feeds ducks and other birds. Every time she feeds them she notices that they fight for the best pieces and some do not get any. All living things struggle to get the necessary amount of food, water, and shelter. What is the term for this struggle?
A. overproduction
B. natural selection
C. variation
D. competition
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Answers: 1
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Biology, 22.06.2019 21:00, khaz1430
Hydrogen has only one electron in its only (and outer) electron shell. if a hydrogen atom were to absorb a small amount of energy, where would bohr say the electron would go? a. fly off the atom b. nowhere, it would just speed up. c. spiral inwards towards the nucleus d. move up to another shell that would form
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Nancy visits a local reservoir where she feeds ducks and other birds. Every time she feeds them she...
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