M.Sc.

   Four samples were taken from the leaves and the flowers of jojoba plant. Extraction solution were prepared from leaves and flowers of the two plant sexes, Total protein was studied using Bradford procedure during three weeks (the last two weeks of July and the first week of August 2004) for the two sexes and conventional differences were recorded between them, also the Isozymes variation was studied between the sexes for the following enzymatic systems:-

1- Glucose 6 Phosphate Dehydrogenase (G6PD).

            The present study was designed to shed light on a) the cytogenetic effects of metronidazole and aquatic extract of Pelargonium odoratissimum (L.) soland  on laboratory mice (in vivo)and in human blood lymphocytes (in vitro) b)chemical analysis of P.  odoratissimum for different active compounds .