I think the answer is A, i dont know for sure tho. But it's the only one that makes sense to me.
Sorry if it's wrong
Hope this helps!! :-)
Answer:
No present empirical evidence supports the idea of that natural causes can result in an increase of complexity. The idea that descent with modification has happened in the past is supported by the fossil record. This makes the fossil record the strongest evidence for Darwin's theory of evolution
Explanation:
The examination above is called Cohort Observational Study. The cohort study is a sort of restorative research used to explore the reasons for the malady, building up joins between chance variables and wellbeing results. Partner ponders are as a rule forward-looking - that is, they are "forthcoming" studies, or arranged ahead of time and did over a future timeframe
Answer:
Antigen
Explanation:
Bacteria and virus have antigens, our body produces the antibodies.
