Answer:
Dark spots appear when the skin cells produce too much melanin. if the original spots were deep, it may be permanent.
Explanation:
Answer:
Option D, Biotechnology Research and Development, is the right answer.
Explanation:
As the term Biotechnology Research suggests the research made in this field is associated with human health. Therefore, biotechnology research and development is a field where scientists get involved in research to discover new treatments or new devices to improve the health of a patient. The scientists may develop some new medicines as well as methods of treatment for some of the very serious diseases such as cancer.
Answer: b protein
Explanation: Hope this helps!
<span>What are the health benefits of apple cider vinegar?
a great tonic of the nervous system and heart,
</span><span>a cleaner and cell regenerating,
an outstanding remineralizing
a digestive stimulant,
an immunostimulant,
a cholesterol-lowering ..</span>