D because high-density lipoprotein is found in healthy foods like beans... LDL is found in animal fats which can clog up the artery and increases the risk of heart problems unlike HDL.
Answer:
A).The formation of keratin..
Answer:
Explanation:
The respiratory system which includes the organs used for breathing and the skeletal system which is responsible for body support and aids it proper movement interact and can be interwoven functionally in the following ways:
1. The bones in the nose called nasal conchae form swirl like shapes in the nose region that aids the passage of warm air from the nose to the lungs.
2. The centre of the human bones consist of the bone marrow which is responsible for the production and formation of red blood cells, white blood cells and platelets. These red blood cells carry oxygen from the lungs to other parts of the body like a transport system.
3. The thoracic or rib cage protects the lungs from damage and ensures stability.
Sustainable nutrition means eating foodstuff from sources
that protect the environment and food stocks in the long term. Much of our
foodstuff unfortunately does not come from sustainable sources. If you are a
teacher, you must start introducing children to the topics of environmental
science and agriculture so they can understand the relationship between environment
and agriculture.
