Table 3.

A. cepa root length before and after exposure to test solutions of selected pharmaceuticals

Test solution	Mean ${}^{\mathit{RLAE}}\left./,{}_{\mathit{RLBE}}\right)$	P values relative to control
Control	2.23 ± 0.20
Lamivudine 10 µg/L	1.75 ± 0.48	0.1818
Lamivudine 100 µg/L	1.32 ± 0.16	0.0036
Ciprofloxacin 10 µg/L	2.03 ± 0.71	0.6569
Ciprofloxacin 100 µg/L	2.33 ± 1.01	0.6866
Sulfamethoxazole 10 µg/L	2.54 ± 0.97	0.6204
Sulfamethoxazole 100 µg/L	2.22 ± 0.70	0.9762
LCS 10 µg/L	2.72 ± 1.18	0.5151
LCS 100 µg/L	2.23 ± 1.10	0.9961

RLAE and RLBE are ratios expressed as root length (mm) after and before exposure, with sample size n = 3, respectively