How genetics information transfer? ?

Scientists can observe the replication and transmission of chromosomes from cell to cell under a microscope. Copied DNA is transmitted not only from one cell to the next, but also from parent to child through the egg and sperm cell.

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on