Biology, 13.12.2019 00:31 nyceastcoast
Cities fall under the category of urban ecosystems. urban ecosystems include nature, humans, and animals in a (mostly) human-built environment. energy flow, nutrient cycles, and resource use are all necessary to maintain an urban ecosystem. most urban ecosystems are heterotrophic because they depend on materials and energy from outside their boundaries.
the significance of this reliance on outside resources is β
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Biology, 21.06.2019 19:00
The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwinβs theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.
Answers: 1
Biology, 21.06.2019 20:00
Illustrate, label, and explain how atmospheric carbon and oxygen find there way into a consumer and then back into a producer. include the following terms in your illustration: co2, 02, respiration, photosynthesis, sugar, mitochondria, chloroplast, water, solar radiation
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Biology, 22.06.2019 04:00
What is the difference between how ionic and covalent bonds form
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Biology, 22.06.2019 07:00
Which of the following will a bacterium produce when a human gene is added to its genome? question 4 options: human carbohydrates a protein made up of both human and bacterial properties the human protein coded for by the human gene human plasmids that can be isolated from the bacterium
Answers: 2
Cities fall under the category of urban ecosystems. urban ecosystems include nature, humans, and ani...
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Mathematics, 18.11.2019 03:31