Table 1.

Effect of radiofrequency on abnormality index (A.I.) and mitotic index (M.I.) in chickpea root tip cells.

Treatments	Hours	Number of cells				No. of abnormal cells in stages of mitosis			A.I. (%)	M.I. (%)
		Dividing	Abnormal	Normal	Non-dividing	Metaphase	Anaphase	Telophase
Negative control	0	500	0	500	0	75	0	141	0	100
Cell phone (900 MHz)	24	419	276	143	81	42	143	92	65	84
	48	316	263	56	184	27	117	116	83	63
Laptop (3.31 GHz)	24	450	260	140	50	169	76	0	57	90
	48	397	318	78	103	243	75	0	63	79
Positive control Gamma ray (Gy)	250	211	211	0	189	128	37	0	100	52