Edexcel IGCSE Biology 9-1 | PAPER 1

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Reply 80

MuniraIbra

Original post by rabiiii379

The insulin one was acc my favourite

What was the answer?

Reply 81

fsd129387

Original post by pmallin9283

Did you learn that in the syllabus? Last time I didn’t see it in the spec

literally in 1.4 unde rthe nature and variety of living organisms

Reply 82

Redri

Oh ok that makes sense then yeah i did the same

Original post by MuniraIbra

No the 6 mark question where we had to design an investigation for the production of seeds in axial and terminal flowers

Reply 83

MuniraIbra

Can we talk about all the maths in the paper though?? Didn’t know I was resitting a maths paper

Reply 84

MuniraIbra

Original post by fsd129387

literally in 1.4 unde rthe nature and variety of living organisms

Wait so was I right

Reply 85

drk2

Original post by MuniraIbra

Can we talk about all the maths in the paper though?? Didn’t know I was resitting a maths paper

how did u do the ratio one

Reply 86

rabiiii379

For the GM one i put restriction enzymes, ligase, recombinant DNA, reproduces to make lots of insulin

Reply 87

MuniraIbra

Original post by drk2

how did u do the ratio one

I can’t remember my working out but one of my answers was 36:1

Reply 88

pburrow07

(Original post by Redri)U prob can use a small a thats what me and my friends did. But apparently it’s AA and aa with this method. I used Aa and aa tho.

yeah I did it like that

Reply 89

Redri

Guys for the one where it was like. Why do those with diabetes melitus need to monitor exercise what was the answer

Reply 90

MuniraIbra

Original post by Redri

Guys for the one where it was like. Why do those with diabetes melitus need to monitor exercise what was the answer

I put that exercise raises heart rate and blood sugar levels but could be wrong

Reply 91

Redri

I think thats correct. I prob lose the 2 marks there

Original post by MuniraIbra

I put that exercise raises heart rate and blood sugar levels but could be wrong

Reply 92

drk2

Original post by MuniraIbra

I put that exercise raises heart rate and blood sugar levels but could be wrong

i swr its cos when u exercise u use glucose for respiration which is good bc diabetes is caused by high glucose levels

Reply 93

zsenates5

will the boundaries acc go up? cuz it wasn’t necessarily easy and it wasn’t like other papers

Reply 94

R Stevens

Can anyone remember what they got for the surface area to volume ratio of a cell question. Also what was the name for the reflex arc?

Reply 95

siocrystal

for one ratio q i got 2:1

Reply 96

siocrystal

what did u guys put for the q that said what happens when u put red blood cell in distilled water

Reply 97

sjimoh0

Original post by rabiiii379

BRUH that exam was so bad i thought id get an 8 but after this i think I’ll mostly get a 6 the axile vs terminal plant i did not get like the genetic diagram i wanna cry and cry cry