What important nucleic acids are inside the nucleus?

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

Which of the following will a bacterium produce when a human gene is added to its genome? question 4 options: human carbohydrates a protein made up of both human and bacterial properties the human protein coded for by the human gene human plasmids that can be isolated from the bacterium