Qualification > Sciences
IGCSE Biology Paper 3
aquarian93:
1) wat did u guys put for the labels of the liver cell?
2) wt did u guys put for the second drawing? hepatic portal vein and small intestine (ileum) rite?
3) how to find the dry mass?
goin4dakill:
--- Quote from: aquarian93 on June 09, 2009, 05:24:29 am ---1) wat did u guys put for the labels of the liver cell?
2) wt did u guys put for the second drawing? hepatic portal vein and small intestine (ileum) rite?
3) how to find the dry mass?
--- End quote ---
Why do i not remember these questions :( except for the second one. I guess i did a different variant..
thukon:
Liver cells - Nucleus, Cytoplasm, and cell membrane. I hope.
Yeah, hepatic portal vein and ileum
dry mass, i put measure the amount of solution uptaken by the plants., and then subtract from original. I think its wrong.
annie_angel:
--- Quote from: QuickSilver on June 09, 2009, 05:23:38 am ---
--- Quote from: thukon on June 09, 2009, 05:22:17 am ---Helps make proteins for growth?
--- End quote ---
yupp and enzymers :)
--- End quote ---
1.nucleus ;cellmembrane and cytoplasm
2.thts ryt...but i rote heptic artery... :(
3.heat the organism;mass for 80 degree/at low temperature[so it does not burn];after sumtym weigh the mass and heat again;thn after a while weigh the mass again until dry mass is found
annie_angel:
--- Quote from: thukon on June 09, 2009, 05:27:16 am ---Liver cells - Nucleus, Cytoplasm, and cell membrane. I hope.
Yeah, hepatic portal vein and ileum
dry mass, i put measure the amount of solution uptaken by the plants., and then subtract from original. I think its wrong.
--- End quote ---
the last part abt subtracting is ryt... ;D
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