1990 Volume 55 Issue 1 Pages 135-139
Manganese, a metal of the first group of transitional elements is a known essential element for nutrition in both plant and animal systems. Information on the effects of Mn on cell division and chromosome, particularly in vivo is relatively meagre. The present experiment with both plant and animal systems indicated its toxicity. Mn2+ induced statistically significant number of breaks in both the systems in vivo.