Biology 3rd Edition by Peter Russell, Paul Hertz, Beverly McMillan

Exercise 2

Biologists have long been interested in the effects of radiation on cells.In one experiment, researchers examined the effect of radium on mitosis of chick embryo cells growing in culture.population of experimental cells was examined under the microscope for the number of cells in telophase (as a measure of mitosis occurring) before, during, and after exposure to radium.The results are shown in the Figure. 11eb5caa_281c_9693_9f04_2d747d80f5f0
Was the effect of radium exposure permanent?