The correct answer is A. The central nervous system comprises brain and the spinal cord. The peripheral nervous system contains nerves of other parts of the body. and ganglia PNS bring the information from the body parts to the CNS, where it is processed.
Graphite is a mineral composed of stacked sheets of carbon atoms with a hexagonal crystal structure. It is the most stable form of pure carbon under standard conditions. Graphite is very soft, has a low specific gravity, is relatively non-reactive, and has high electrical and thermal conductivity.
Photosynthesis is a processed used by plants and other organisms. Seeds starts off as a little seed that you plant in the ground once that seed grows it will be a plant which is a form of photosynthesis hope this helps C;
If carbon dioxide is lost as a form of energy for the plant, sugar production would increase as it would be the only form of energy for use.
There are different causes to error in measurement, most common are instrument precision and misreading the measurements. Some cases are from the experimenter judging to what they want rather than the reading itself.(no offense)
But... measurements are never accurate anyway, they're all estimations.