Reese senses information from her hand, processes it, and determines she needs to move her hand out of the way. Which is the path of information through the nervous system?
CNS → PNS → PNS
PNS → CNS → PNS
CNS → PNS → CNS
PNS → CNS → CNS

gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.