Circulation of chemical nutrients such as oxygen,carbon,phosphorus,nitrogen,water, and calcium. Through the biological and physical world are known as biogeochemical cycles.
Answer:
D. Competitive
Explanation:
Animals seem to get aggressive during interaction with other animals.
The answer is C because if a doctor only tested new medication on one person then gave it to many other people with the same disease there might have been a mistake and could kill people
The horned marsupial frog, is a species of frog in the family Hemiphractidae. It is an arboreal species found in Colombia, Costa Rica, Ecuador and Panama.
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