Answer:
1. E.coli
2. Intestinal tract
Explanation:
E.coli bacteria are useful to humans when they live in the large intestine of humans. The large intestine is an important digestive structure as it is important for the reabsorption of the nutrients.
The E.coli living in the intestine use the available digested nutrients and synthesises the vitamin B and K which are absorbed and utilised by the human body.
Thus, E.coli and Intestinal tract is correct.
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Answer: secondary b
Explanation: its when there is soil to start with
The type of solution researchers should use to cause blood cells to lyse (burst) would be a hypoosmotic solution. It is a solution which has lesser solute concentration in relation with another solution. For instance, a cell of a fish from fresh water would be hypoosmotic to salt water.
On December 24, 1814, The Treaty of Ghent was signed by British and American representatives at Ghent, Belgium, ending the War of 1812. By terms of the treaty, all conquered territory was to be returned, and commissions were planned to settle the boundary of the United States and Canada.
