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Comprehensive A-level notes: Energy, ATP and inorganic ions

Want the AQA AS and A2 combined textbook but don't wanna lug it around? Buy my comprehensive yet condensed pdf and printable notes instead. Topics start from just 60 pence GBP. All the information you need for an A* grade. I am now studying Natural Sciences at the University of Cambridge.

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biology answers

in addition to the lipid bilayer, the cell membrane also contains a number of proteins. We have already mentioned the presence of certain proteins in the cell membrane. In this section we will discuss the different classes of proteins found there. While the lipid bilayer provides the structure for the cell membrane, membrane proteins allow for many of the interactions that occur between cells. As we discussed in the previous section, membrane proteins are free to move within the lipid bilayer as a result of its fluidity. Although this is true for most proteins, they can also be confined to certain areas of the bilayer with enzymes. Membrane proteins perform various functions, and this diversity is reflected in the significantly different types of proteins associated with the lipid bilayer.

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DIGESTIVE SYSTEM

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ecology notes for A level

Complete but short notes, Easy approach towards concept, Easy and simple text,

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AS BIOLOGY B (2015) TOPICS 1 AND 2 QUESTIONS

These notes are appropriate for students in year 12 and 13 studying the new A LEVEL BIOLOGY B as of 2015 (pearson qualification) They cover questions for topic 1 and 2. See other uploads for the answers to these questions and for the remainder of the topics within this A level.

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