Answer: 1
Explanation:
http://www.mayfieldschools.org/Downloads/protein_synthesis_review_worksheet.pdf
Answer - C
In water treatment and water purification plants, chemicals are added to destroy the bacteria when the bacteria have completed their task of digestion and are no longer useful for the process.
Insects I believe because worms are insects
If the LDL cholesterol is 160mg/100ml that indicates hypercholesterolemia.
LDL, also known as bad cholesterol, leads to buildup of cholesterol and blockage of the arteries. If it's between 160-189 mg/dl it indicates that is high and the person is suffering from hypercholesterolemia (high cholesterol).