Yes, if people have addiction history in their lives or their family history they should not be able to purchase large amounts of these products. Tobacco should have more restrictions against 18 year olds, even though they cannot legally purchase it many still do.
Answer:
To eat good food and other stuff
Answer:
Nutrients that become especially important as you age include protein, vitamin D, calcium and vitamin B12. Summary: Older adults generally need fewer calories. However, their nutrient needs are just as high or higher than when they were younger. That's why eating nutrient-rich, whole foods becomes extremely important
Explanation:
Difussion occurs from a high concentrated region to a low concentrated region. The velocity of diffussion is proportional to the differential of concentrations. In the lung arrives blood with low levels of oxygen while the long is rich with fresh oxygen so the oxygen flows from the lung tissues to the blood.
The other tissues consume oxygen continually them they get poor in oxygen and so the oxygen that is in the blood diffuses to the tissue that is poor in oxygen.
Answer:
Blood leaves the heart through the pulmonic valve, into the pulmonary artery, and to the lungs.
Explanation:
Hope this helps.