XYY disorder is a hereditary condition in which a human male has an additional male (Y) chromosome, giving an aggregate of 47 chromosomes rather than the more regular 46. The "XYY" chromosome hypothesis drop out of support as a clarification for criminal conduct is on account of thought most lawbreakers don't have XYY and everybody with XYY is not a criminal
Cells relate to your genes via genetic code. The genetic code is also what tells the cells what type of cell to become (brain cell, stomach cell, etc.)
The reference point = a object used for comparison to determine if something is in motion.
An object is in motion if it changes position relative to a reference point.
You assume that the reference point is stationary, or not moving.
