Answer: See below
Explanation: Urban communities center around the city. A city is usually divided into the ‘old city’ which consists of historical buildings or architecture and then, the ‘new city’ which consists of modern buildings, skyscrapers, offices, apartment-style homes and the general buzz that surrounds city life. Living in the city can be a lot of fun and provide one with a comfortable and safe lifestyle. At the same time, there are several disadvantages to city living – costs are higher, pollution is more and the continuous fast pace of life may be detrimental for one’s health. However, as with every community, city life is exciting and engaging and one needs to experience it at least once.
After seeing a graph represented below, I have recognized the correct answer, and I think that the statement concerning the oxygen level in the lake which can be inferred from the graphs is being revealed by the option 1 -<span>Trout and whitefish require higher oxygen levels than do carp. As you can see the oxygen line on the graph shows that carp does not require as much oxygen as whitefish does require, as level is increasing on the left side.
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Answer:
B
Explanation:
All animals in the food chain have a job and keep each other balanced. With out the top predator the species that are lower than the top predator will over populate and throw off the food chain.
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Answer:
Prostaglandins and hormones are two types of regulatory molecules in the body. Prostaglandins are lipid molecules, which act as hormones while hormones are either proteins, peptides or steroids.
(Found on school wbsite)
Explanation: