B is the answer because the rest of them u can get back but not coal
Cells do not use the energy from oxidation reactions as soon as it is released. Instead, they convert it into small, energy-rich molecules such as ATP and nicotinamide adenine dinucleotide (NADH), which can be used throughout the cell to power metabolism and construct new cellular components.
The best answer is "Chemistry, biology, and engineering"
Taking courses in chemistry, biology, and engineering would best prepare someone for a career in biotechnology, due to the intersection of of technology and biology, and the need for chemistry to better understand biological systems.
The answer is mitochondria
9:3:3:1 would be the expected phenotypic ratio