suggest me some interesting topics for biology investigatory  projects for class 12..................????

i did it on osteoporosis coz i found it interesting so i would suggest u nt to ask nybody bt jst chose in which u r interested  i mean d topics which interests u most coz during viva u should knw everythng .

bt oder wise if u want d topics -osteoporosis,functions of  ABA,GBA,etc i mean different hormones

u could choose plants with medicinal purposes n tell abt dem

you can also prepare onion dna....