Choose the answer half-life, im sure it is correct
Answer:
The pollution present in the air is primarily categorized as chemical, physical and biological sources, apart from this it is also categorized as natural and anthropogenic sources of pollution. The anthropogenic sources of pollution are caused mainly due to human activities, that is, these are the man-made sources of pollution.
The anthropogenic pollution arises due to deforestation, burning of fossil fuels, discharges originating from the industries, fertilizers, and pesticides, etc. The prime anthropogenic pollutants present in the air originate due to the combustion of fossil fuels. In the United States, the three prime anthropogenic sources of gaseous air pollutants are transportation, industry, and production of energy.
The answer is:
False
Here is why:
What makes this statement false is "mouth." Polypeptide digestion starts in the stomach and it ends in the small intestine, in the duodenum to be more specific. Polypeptides cannot be directly absorbed by the body, so they are broken down into either individual amino acids, dipeptides or tripeptides so they can be absorbed.
