Biodiversity and natural resources This resource covers all the key information from this unit what is a species niches adaptations of organisms gene pools and allele frequency ability of a population to adapt to new conditions formation of a new species qualifying biodiversity; unique names and classification measuring biodiversity; species richness and species evenness genetic diversity within a species making use of biodiversity cellulose cell walls xylem vessels phloem sieve tubes sclerenchyma drug development - comparison to William Withering Seeds Also includes a summary sheet of all AS level practicals :)

A detailed set of revision notes covering all AS content for the Edexcel SNAB course. As well as notes on the four units, there is also a summary sheet for all AS core practicals which may come up in exam questions.

A detailed powerpoint covering information on both the light dependent and the light independent reactions of photosynthesis, including key terms and detailed information of the process. Designed as a revision tool or for lesson purposes.

Detailed notes covering the effect of CF on the lungs why is CF mucus so sticky how cystic fibrosis affects other body systems how the CFTR protein is made what can go wrong with DNA how cystic fibrosis is inherited testing for CF The resource also includes a summary sheet for all AS core practicals

This resource gives a summary of all the key musical elements in relation to the Defying Gravity set work. It can be given to students for revision at the end of studying the set work, or to give them an overview before studying it.

This resource gives information on rates of reaction and equilibrium. It can be used in lessons, given out as a hand-out or used for revision. The powerpoint presentation covers: working out the rate of reaction collision theory surface area and reaction rate temperature and reaction rate concentration and pressure and reaction rate the effects of catalysts on reaction rate and their environmental impact reversible reactions dynamic equilibrium le chatelier’s principle - how changes in concentration, pressure and temperature effect equilibrium There is also a summary sheet which gives an overview on factors that influence the rate of reaction.

This summary sheet gives detailed information of all the key musical elements, including: structure tonality and harmony instrumentation and sonority rhythm, metre and tempo melody texture music technology