Biology, 30.07.2019 23:20, Goldenstate32
Which statement best describes energy of an ecosystem?
the amount of energy entering an ecosystem from the sun is equal to the amount lost as heat.
the amount of energy entering an ecosystem from the sun is equal to the amount used by organisms.
the amount of energy entering an ecosystem from the sun is equal to the amount used by organisms plus the amount lost as heat.
the amount of energy entering an ecosystem from the sun does not transfer from organism to organism.
Answers: 2
Biology, 21.06.2019 19:00, joho38
Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.
Answers: 1
Biology, 22.06.2019 01:00, Ayyyyeeeeeeewuzgud
Why reason best illustrates why hershey and chase chose to use viruses in their experiment?
Answers: 2
Which statement best describes energy of an ecosystem?
the amount of energy entering an ecos...
the amount of energy entering an ecos...
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