Breathing in air pollutants can irritate your airways. It may cause shortness of breath, coughing, wheezing, asthma episodes and chest pain. Overtime, exposure to air pollution puts you at risk for lung cancer, heart attack/strokes, etc. Some people are more at risks from others though
Answer:
The liver have a hepatic portal vein and a hepatic vein for blood flow and transport of nutrients.
Explanation:
Hepatic portal vein is also known as portal vein that carries blood from the organs (gastrointestinal tract, pancreas and gallbladder) to the liver. The nutrients are also transfer by the hepatic portal vein.
Hepatic vein: This vein carry deoxygenated blood into the inferior vena cava from the liver. Total three hepatic veins brings deoxygenated blood from right, left and middle part of liver.
Answer:
it's equal to mass of CaO plus the mass of CO2 by law of conservation.
<span>Rapid evolutionary change more likely to occur in small populations because of a small gene pool. Small population generally equals small gene pool.
Hope this helps:)</span>
Answer:
Spiral Galaxy - Milky way
Irregular Galaxy - Young Stars
Elliptical Galaxy - Older Stars
Explanation: