This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
NucleusNucleolus. Cell nucleus nucleolus microphotography nigms nih gov html Image from An Owner's Guide to the Cell National Institute of General Medical Sciences PDUSGov Cell biology Cell nucleolus Cell nucleus
Page 2023 Free-images.com. All images are Public Domain