It is because digestion happens in the smaller intestine
The answer to your question would be B. 15-20%
Assuming type a would be an AA allele and type b is a BB allele, No because an AA mother with an AB father wont make a BB child.
Improperly managed agricultural<span> activities contribute to environmental degradation. Two ways are:
1. </span><span>nutrients, pesticides, sediment, and bacteria, or by altering stream flow may impact surface water
2. Deforestation (the removal of forests on the Earth) - causes increase of carbon dioxide and climate change </span>
So first of all i need to know what it the thing they are asking that would influence the person? What is the action? Based on you're comment below I will then comment back with the answer, Thank You