Your nerves send feedback to the brain to tell you what you are touching. I suppose that is a feedback mechanism. I dunno if it is entirely helpful.
The answer is Dr Alec Jeffreys. <span>The genetic fingerprint and DNA profile are used by forensic science to help the police in their research work. The same technique has proved very useful in resolving litigation about paternity, for the identification of human remains in armed conflicts and for the identification of the corpses of historical figures.</span>
A diploid cell is a cell that contains two sets of chromosomes. Each
chromosome pair is considered to be one set of homologous
chromosomes. ... Gametes are haploid cells . During sexual
reproduction, gametes (sperm and egg cells ) fuse at fertilization to
form a diploid zygote.
Microscope technology gives us access to some pretty important/powerful information, however some limitations to it include: resolution limit, low magnification, & poor surface view,