\r\n the genetic societal system involving the level of a cell society, characterised by a division of labour among cells <\/div>\r\n
\r\n the open system characterised by the ability of rejuvenation, growth and reproduction <\/div>\r\n
\r\n the simple dynamic system involving the level of a clock having predetermined motions <\/div>\r\n
\r\n All of the above <\/div>\r\n \r\n \r\n
Answer is Right!<\/div>\r\n
Answer is Wrong!<\/div>\r\n <\/div>\r\n\r\n