Biology, biochemistry and other life sciences

Life sciences discussion, revision, exam and homework help.
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Biology exam prep and post-exam discussion.
AQA GCSE Biology Paper 1... by hh1209 9 hours ago 6,180
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Sticky: A-level Biology Study Group 2023-2024 (Pgs: 1 2 3) 22 hours ago 26 Apr 7:15 Replies: 50
28
Sticky: GCSE Biology Study Group 2023-2024 (Pgs: 1 2) 4 days ago 22 Apr 17:49 Replies: 28
26
Sticky: GCSE Science Revision: 5 top tips from a teacher! (Pgs: 1 2) 24-02-2021 24 Feb 2021 10:56 Replies: 26
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Sticky: Considering Biology GCSE or A Level? Read our FAQ here 08-02-2018 08 Feb 2018 20:36 Replies: 2
3
Microorganisms can grow and reporduce by themselves, how????????????????????????????? 29-11-2006 29 Nov 2006 16:09 Replies: 3
2
Urgent help needed - Penicillin 28-11-2006 28 Nov 2006 23:59 Replies: 2
18
ventilation: how it is controlled!!!!! help 28-11-2006 28 Nov 2006 22:54 Replies: 18
1
TOK Resources ? 28-11-2006 28 Nov 2006 18:23 Replies: 1
7
A2 OCR biology coursework 27-11-2006 27 Nov 2006 21:04 Replies: 7
5
Breaking Starch Down-Help Plz!!!! 27-11-2006 27 Nov 2006 20:51 Replies: 5
2
Evaluation For Potato Core Experiment AS 27-11-2006 27 Nov 2006 20:40 Replies: 2
1
A2 Biology CW: Investigating respiration within maggots 27-11-2006 27 Nov 2006 20:11 Replies: 1
9
very confused about role of adh in water content 27-11-2006 27 Nov 2006 20:03 Replies: 9
1
Help on equipment? 26-11-2006 26 Nov 2006 23:54 Replies: 1
1
A2 cwk:effect of different respiratory sugar substrates in alcoholic fermentation 26-11-2006 26 Nov 2006 23:09 Replies: 1
2
veins 26-11-2006 26 Nov 2006 17:29 Replies: 2
2
acetylcholinesterase 26-11-2006 26 Nov 2006 15:41 Replies: 2
5
Planning Exercise about the expression of stem colour in tomatoes A2 OCR 26-11-2006 26 Nov 2006 14:22 Replies: 5
3
URGENT HMK HELP --- Why are the lungs in separate airtight compartments????? 26-11-2006 26 Nov 2006 10:29 Replies: 3
3
Production of the Enzyme protease 26-11-2006 26 Nov 2006 10:11 Replies: 3
10
In Biology - Division is the same as Multiplication. 25-11-2006 25 Nov 2006 22:04 Replies: 10
3
How do animal and plant cells reproduce and grow if they cannot do so independently?? 25-11-2006 25 Nov 2006 21:54 Replies: 3
1
Relative roles of the 2 types of topoisomerases 25-11-2006 25 Nov 2006 20:32 Replies: 1
3
AS Biology Cswk 25-11-2006 25 Nov 2006 11:16 Replies: 3
14
Salt regulation 24-11-2006 24 Nov 2006 21:43 Replies: 14
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Written alternative to coursework? 24-11-2006 24 Nov 2006 9:37 Replies: 2
2
Insecta 23-11-2006 23 Nov 2006 3:27 Replies: 2
4
DNA replication 22-11-2006 22 Nov 2006 20:47 Replies: 4
2
Experiment to prove there is DNA in a cell 22-11-2006 22 Nov 2006 17:49 Replies: 2
1
OCR Foundation Biology 2006 January 21-11-2006 21 Nov 2006 21:09 Replies: 1
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urgent stuck! 21-11-2006 21 Nov 2006 17:47 Replies: 1
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Sweating 20-11-2006 20 Nov 2006 20:05 Replies: 2
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Food science 20-11-2006 20 Nov 2006 19:09 Replies: 1
2
Wow! Mind control 20-11-2006 20 Nov 2006 18:56 Replies: 2
6
Y is there a greater abundance of white clover in a grazed rather than a mowed field? 18-11-2006 18 Nov 2006 23:06 Replies: 6
2
ecology- OCR 18-11-2006 18 Nov 2006 20:28 Replies: 2
2
Aqa A Biology June 2006 Past Papers 18-11-2006 18 Nov 2006 14:50 Replies: 2
8
Sympathetic nerve system T/F 17-11-2006 17 Nov 2006 17:15 Replies: 8
3
I can't remember it all!! 17-11-2006 17 Nov 2006 1:15 Replies: 3
4
Xylem 17-11-2006 17 Nov 2006 0:11 Replies: 4
6
Chromosome maps... so confused! 16-11-2006 16 Nov 2006 7:43 Replies: 6
8
Eye defects 15-11-2006 15 Nov 2006 21:17 Replies: 8
2
Respiratory rates of flies and maggots 15-11-2006 15 Nov 2006 19:24 Replies: 2
2
dihybrid cross for mouse colours 15-11-2006 15 Nov 2006 16:46 Replies: 2
4
stuck again: cardiac cycle 15-11-2006 15 Nov 2006 11:38 Replies: 4
2
banana coursework 15-11-2006 15 Nov 2006 9:08 Replies: 2
1
Kin selection 14-11-2006 14 Nov 2006 23:09 Replies: 1
3
Cell Membrane and Plasma Membrane 14-11-2006 14 Nov 2006 21:44 Replies: 3
2
What is a liquid mosaic? 14-11-2006 14 Nov 2006 20:45 Replies: 2
4
Taxonomy of bacteria and higher organisms??? 14-11-2006 14 Nov 2006 13:54 Replies: 4
2
Amylase query 13-11-2006 13 Nov 2006 23:29 Replies: 2
1
How And Why Does The Taxonomy Of Bacteria Differ From Higer Organisms??????????????? 13-11-2006 13 Nov 2006 23:06 Replies: 1
14
Quick nervous system questions 13-11-2006 13 Nov 2006 22:49 Replies: 14
3
Why Are Molecular Approaches So Important In The Classification Of Bacteria?????????? 13-11-2006 13 Nov 2006 21:43 Replies: 3
3
Edexcel Biology Past Papers HELP! 13-11-2006 13 Nov 2006 18:08 Replies: 3
1
Taxonomy Of Bacteria And Higher Organisms??? 13-11-2006 13 Nov 2006 14:09 Replies: 1
4
MOD 5 struggling with question 13-11-2006 13 Nov 2006 12:35 Replies: 4
5
Module 5 biology aqa (The environment) 13-11-2006 13 Nov 2006 12:18 Replies: 5
1
light, pigments and light absorption (photosynthesis 12-11-2006 12 Nov 2006 23:09 Replies: 1
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edexcel syllabus....help! 11-11-2006 11 Nov 2006 22:27 Replies: 8
2
Explain the significance of Km 11-11-2006 11 Nov 2006 22:07 Replies: 2
9
How do you calculate the concentration of this? 11-11-2006 11 Nov 2006 21:03 Replies: 9
1
I'm two answers short on quiz... *inhibition and bacteria*... 11-11-2006 11 Nov 2006 20:49 Replies: 1
4
Denatured Enzymes 11-11-2006 11 Nov 2006 15:25 Replies: 4
10
Respiration help!!!! 11-11-2006 11 Nov 2006 9:51 Replies: 10
2
Coursework help needed 11-11-2006 11 Nov 2006 1:13 Replies: 2
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Respiration/Combustion Question --- need help!! 10-11-2006 10 Nov 2006 22:40 Replies: 10
1
urgent: biological info on limpets 09-11-2006 09 Nov 2006 21:09 Replies: 1
8
AQA Biology Spec B 09-11-2006 09 Nov 2006 19:18 Replies: 8
4
A question for a neuroanatomist...(If there are any on this site) 09-11-2006 09 Nov 2006 17:33 Replies: 4
3
The joy of bio essays 09-11-2006 09 Nov 2006 6:30 Replies: 3
1
Well, i need help again... 08-11-2006 08 Nov 2006 17:37 Replies: 1
2
Dihybrid Cross 08-11-2006 08 Nov 2006 7:21 Replies: 2
2
GCSE Population Quick Q 07-11-2006 07 Nov 2006 20:39 Replies: 2
1
A2 Coursework - vision 07-11-2006 07 Nov 2006 11:24 Replies: 1
5
Is all cellular activity chemical 06-11-2006 06 Nov 2006 14:48 Replies: 5
5
Doing A2 Edexcel Biology myself 06-11-2006 06 Nov 2006 3:56 Replies: 5
6
OCR AS Foundation 2005 June Paper 05-11-2006 05 Nov 2006 20:38 Replies: 6
5
Biology is a bloody hard subject 04-11-2006 04 Nov 2006 11:23 Replies: 5
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What is Photorespiration and Photoinhibition? 02-11-2006 02 Nov 2006 21:22 Replies: 1
21
Dissections (Pgs: 1 2) 01-11-2006 01 Nov 2006 14:14 Replies: 21
2
Enzyme Purification (fractionation) 01-11-2006 01 Nov 2006 12:29 Replies: 2
6
The Kidney 30-10-2006 30 Oct 2006 21:33 Replies: 6
1
All about water 30-10-2006 30 Oct 2006 21:09 Replies: 1
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