Answer:
The correct answer is option D. the adaptive immune system.
Explanation:
The adaptive immune system is the immune system that takes place after the first exposure to a specific antigen either from vaccination or a pathogen. Adaptive responses are of two types: the cell-mediated and humoral immune response, the cell-mediated immune response occurs with the help of T cells, and where is humoral immune response is B cells and antibodies.
Vaccination targets the adaptive immune system as they produce antibodies against the pathogen provided by vaccination.
Thus, the correct answer is option D. the adaptive immune system.
Escherichia coli (E. coli) bacteria normally live in the intestines of people and animals. Most E. coli are harmless and actually are an important part of a healthy human intestinal tract.
They are rare, but can significantly increase genetic diversity when reproductive rates are high<span>
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Answer:
<em>Farmers are the ones who grow crops. These plants are eaten by animals and humans. The humans then feed on animals and so on. </em>
Explanation:
The chain of feeding occurs from one trophic level to another. The organism of higher trophic level feed on organism of lower trophic level. This process is called as food chain.
In the process of food chain, the flow of energy occurs. Nonetheless, just 10% of the consumed energy streams starting with one trophic level then onto the next as some of it is utilized for metabolic exercises.
It is inflammation that causes the body to release c-reactive protein into the bloodstream. It is released by the liver into the bloodstream and detected during blood tests. It is used by doctors to detect inflammation and disorders that are associated with inflammation.
