Can you identify the steps of mitosis in this video? The video shows the process of the nucleus of a eukaryotic cell dividing in real time. [0:19]

[Free Registration/Login may be required to access all resource tools.] Humans are in the same domain as trees and algae. What could they possibly have in common? It is the location of their DNA inside their cells. Their cells all have a...

X-rays, gamma rays and beta particles are all used in medicine to treat internal organs. X-rays are produced by firing electrons at a metal target and gamma rays are emitted by the nucleus of radioactive atoms. Gamma rays are used to...

Read about how the genetic information in a cell is organized in the nucleus.