Answer:
Explanation: Breathing through the nose is the normal thing to do, and it has two major advantages over mouth breathing:
1. filtration of particulate matter by the vibrissae hairs, and
2. better humidification of inspired gas.
Breathing through the nose allows for better conditioning of the inhaled air, because the nostrils are much smaller than the mouth, the air that is exhaled through the nose creates a back flow of air (and oxygen) into the lungs. Also, because we exhale more slowly through the nose than we do though the mouth, the lungs have more time to extract the oxygen from the air that we have already taken in.
B. People who have been drinking, and became drunk tend to underestimate the risks of the road when driving. It's because we have this aspect called as "liquor confidence", and sometimes, it can make us too cocky even if we're already disoriented.
Answer:
B. Interaction of nature and nurture
Explanation:
Very low density lipoproteins are approximately 25-90 nanometers in size, and have a density of ~0.98. VLDL contains 5-12% protein, 50-55% triglycerides, 18-20% phospholipids, 12-15% cholesteryl esters and 8-10% cholesterol.
