The nucleus is the centre of an atom and contains protons and neutrons. The number of protons will always be the same for a specific element but the number of neutrons can vary, resulting in isotopes of the element of which only 1 is usually stable.
Asked in Microbiology, Cell Biology (cytology)
Does a prokaryotic contain a lack of nucleus?
First off, an English correction. You can't contain a lack of something, as there is nothing to contain. What I think you mean to ask is Do the prokaryotes lack a nucleus? If this is the question then the answer is yes, the prokaryotes (bacteria) do not contain a nucleus. ...