A prokaryote is a unicellular organism that lacks a membrane-bound nucleus (karyon), mitochondria, or any other membrane-bound organelle. The word prokaryote comes from the Greek ÏÏÏ (pro) before and ÎºÎ¬ÏÏÎ¿Î½ (karyon) nut or kernel. Prokaryotes can be divided into two domains, archaea and bacteria.
You must register your petâs microchip to give your pet the best protection. Register your petâs microchip in a national pet recovery database such as HomeAgain with your contact information, so you can be contacted when your lost pet is found.
Register Your Dog Here. 1  Welcome!  The Official Service Dog Registry is the answer to ending the frustration you feel as a person who relies on the comfort, support and therapeutic value of your beloved animal. More than just a pet, we understand that your trusted canine companion is a key part of your life. Officially qualify and register now â serve notice that the support your dog provides is essential to your quality of life. People with service animals must be allowed access to all public accommodations.