A：胰岛细胞合成并分泌胰岛素
B：植物细胞进行有丝分裂
C：细胞中的丙酮酸被彻底氧化分解
D：兴奋在突触处的传递
Come and see the India elephants and the new tigers from Amercia. The bears are waiting to meet you, and the monkeys from China are waiting to throw things to you. The lovely dogs from Australia are waiting to laugh at you. The giraffes from Brazil are waiting to look down on（俯瞰）you.
Tickets Open time
Children :over 12 $1.00 Except（除）Friday
Under12 Free 10:00a.m—3:00p.m
Grown-up:（成人）$2.00 9:00a.m—4:00p.m
Keep the zoo clean!
Don't touch , give good food or go near the animals!
亚油酸（C18H32O2）具有降低人体血液中胆固醇及油脂的作用．下列有关亚油酸的说法中正确的是（ ）
本初子午线是（ ）
印度河是下列哪个国家重要的灌溉水源（ ）
