Answer:
A. Circulatory system
Explanation:
Circulatory system consist of heart,blood cells&blood vessels
<span>Pseudoscience contain of concepts that also
do not have evidence to support them or are directly opposed by evidence that occurs.
Science consists of concepts that are supported by an evidence. The only variance
among the two is evidence because that is the only thing that science contracts
with. Pseudoscience can become science just by determining evidence to support
it. People are actually good at supposing out how to do experiments to make
available the evidence so that there will be an assurance that the
pseudoscience that still remains will remain as it is. </span>
Answer:
the production of foods like yoghurt and cheese
. agriculture and fertilisation
Also genetic engineering