Biological or "Darwinian" fitness is being able to live long enough to reproduce and keep the population or species alive.
Answer:
O Bioenergy does not release harmful greenhouse gasses.
Explanation:
Nuclear energy might not releases as much greenhouse gasses as fossil fuels do but it still releases some. Bioenergy produces energy by using 100% natural elements whereas nuclear energy does not.
In alimentary canal, food get digested by the action of many enzymes secreted by various glands including Liver, Pancreas and salivary glands....
I only know this so far-
4 elements
Nitrogen (N)
Hydrogen (H)
Sulfur (S)
Oxygen (O)
