“…Absorption of hydrocarbons by plant cells cause various types of ultrastructural disorganization, depending on the structure and concentration of the molecules (Buadze and Kvesitadze, 1997;Korte et al, 2000). They can inhibit DNA synthesis (Buadze et al, 1998) and disturb calcium homeostasis (Zaalishvili et al, 2000a, b), leading to complete cell destruction (Buadze et al, 1998;Korte et al, 2000).…”