Cells with a nucleus are called Eukaryotes. Eukaryotic cells also have membranes around the organelles. Cells without a nucleus are called Prokaryotes. Prokaryotic cells do not have membranes around their organelles.
<span>(If you feel that my answer has helped you, please consider rating it and giving it a thank you! Also, feel free to make the best answer, the brainliest answer!) </span> <span>Thank you! :D</span>
The answer is a. accessible population because an accessible population is the portion of the target population to which the researcher has reasonable access.