03-04-2012, 11:35 PM
tu Luc moi sinh ra.cay co hai chiec phoi nho xinh xinh.cac duong chi mau nuoi phoi hien ra ro tren la goi la duong chi gan la.tu tu la phọi mau xanh nhat chuyen sang xang dam do tiep xuc voi anh nang mat troi.mot la phoi...hai la phoi...roi den hang ngan la phoi...theo su phat trien cua cay.cac la phoi thay nhau hoat dong .phoi nay hoat dong den kiet suc chuyen sang mau vang .rung xuong den phoi kia moc ra.cung ko thieu cac la phoi cung do tuoi.dong loat hoat dong.dong loat rung di khi kiet suc.ts
phoi cung cap o xi cho moi truong song chung ta.phoi nam phat pho trong gio.ngoaiTroi .tai sao co nhieu phoi the .vi cay co nhieu re.sau con nguoi chi co mot la phoi.vi con nguoi co mot cai mieng.vay sau cay de dang thay phoi.vi la phoi mong manh.con nguoi thay phoi kho hon .vi con nguoi di chuyen va la phoi to hon. vay tai sau phoi cay nam ngoai troi vi do Cay khong di chuyen duoc.
phoi cung cap o xi cho moi truong song chung ta.phoi nam phat pho trong gio.ngoaiTroi .tai sao co nhieu phoi the .vi cay co nhieu re.sau con nguoi chi co mot la phoi.vi con nguoi co mot cai mieng.vay sau cay de dang thay phoi.vi la phoi mong manh.con nguoi thay phoi kho hon .vi con nguoi di chuyen va la phoi to hon. vay tai sau phoi cay nam ngoai troi vi do Cay khong di chuyen duoc.