IGCSE Biology

This blog will cover and explain the specification for Edexcel triple science course 2013 for biology. Hope it helps :)

Thursday, 16 March 2017

Practice questions! Exclusive discount!

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Hello all you lovely revision gurus, I hope exam prep is going well for everyone this year AND youre not getting too stressed out! I wan...
19 comments:
Monday, 1 August 2016

Comments

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Hi! Please feel free to comment- extra information, corrections, helpful links and feedback are always welcome. But please be aware of how...
10 comments:
Wednesday, 6 April 2016

Nepal and Ads

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Hello all loyal friends and fresh new faces, I hope that you are keeping zen about your upcoming exams- I'm here for ya. Since Janua...
9 comments:
Monday, 24 August 2015

Thanks

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Hello all, I just wanted to say a massive massive thank you to everyone who has commented on my blog over the years. I've just tried...
5 comments:
Wednesday, 30 April 2014

Apology

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Thank you guys for all your comments that are coming in, I really do appreciate it. Unfortunately I am also doing exams at the moment and ...
8 comments:
Friday, 3 January 2014

2.90 understand the sources, roles and effects of the following hormones: ADH, adrenaline, insulin, testosterone, progesterone and oestrogen.

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ADH Lack of water is detected by the hypothalamus in the brain, it causes the pituitary gland to produce Anti-diuretic hormone, or ADH. Thi...
10 comments:
Monday, 20 May 2013

3.33 understand that the incidence of mutations can be increased by exposure to ionising radiation (for example gamma rays, X-rays and ultraviolet rays) and some chemical mutagens (for example chemicals in tobacco).

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There are things that make you more likely to have a mutated gene, these include: ionising radiation and chemical mutagens like some chemica...
15 comments:
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