Children can be 1/2 Ai or 1/2 Bi
Natural sciences deal with the physical world and include astronomy, biology, chemistry, geology, and physics. Applied science is the process of applying scientific knowledge to practical problems, and is used in fields such as engineering, health care, information technology, and early childhood education.
I believe it may be carbon, hydrogen and oxygen..
45,000 people kill themselves out of 100,000 each year
I thinks it's B. Molecular Receptor, but I am not sure.