Jawapan

2015-07-16T12:17:55+08:00
The function is for excretion -waste product such co2 are excreted by diffusion.The contractile vacuole is involved in osmoregulation.The amoeba sp lives in fresh water,so water diffuses into cell land fills the contractile vacuole.When the vacuole is filled until maxsimum size,it contract to remove its contents from time to time