Unit 2 (H420)
OCR
Here are the best resources to pass Unit 2 (H420). Find Unit 2 (H420) study guides, notes, assignments, and much more.
169 results
Flashcards
OCR A Topic 2 Biology - Enzyme inhibitors
Summary
Cell Structure Revision Notes
Detailed revision notes on cell structure and microscopy for Module 2.1 from the OCR A level biology course.
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Y203 Crusades and Crusader States 1095-1192
A collection of A grade model essays from the topic "Y203 Crusades and Crusader States" based on past paper questions
Essay
"To what extent was the bitter rivalry between Philip Augustus and Richard I the main reason for the failure of the Third Crusade?" Model Essay
An A grade, 20 mark model essay on the reasons for the failure of the Third Crusade, based on past paper questions
Essay
"How far were divisions amongst the crusaders the main reason for the failure of the Second Crusade?" Model essay
An A grade, 20 mark model essay on the failure of the Second Crusade based on past paper questions
Essay
"How important was religious zeal in the motives of those who went on the First Crusade?" Model Essay
An A grade, 20 mark model essay on motivation for the First Crusade based on past paper questions
Essay
"How far was Muslim disunity the main reason for the success of the 1st Crusade?" Model essay
An A grade, 20 mark model essay on the success of the First Crusade based off a past paper question
Essay
"Which of the following was of greater importance in the survival of the Crusader States in the 12th century? Frankish unity or Crusader castles" Model essay
An A grade, 10 mark model essay on the survival of the Crusader States based on a past paper question
Essay
"Which of the following was of greater importance in explaining why people went on the 1st Crusade? The Indulgence or Primogeniture" Model Essay
An A grade, 10 mark model essay based on Crusader motivation, taken from a past paper question
Essay
“How far do you agree that Muslim disunity was the major reason why the Crusader States were able to survive in the period 1100-1143?” Model Essay
A model, A grade 20 mark essay on why the Crusader States were able to survive, including teacher feedback
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OCR A level biology (2015-present syllabus)- All year 1 (AS) content - (A* Summary notes)
Summary notes for all AS (year 1) content (specification points 2.1.1-4.2.1).These are A* level notes and contain content covering every single specification point. These notes are for the A level Biology OCR course (2015- present specification). I got an A* in Biology A level and am now a medical student.
Summary
2.1.5 Plasma Membranes (membranes, diffusion, osmosis, active transport)- OCR Biology A level notes (2015-present syllabus)- A* notes
Detailed A* level notes covering the whole topic of plasma membranes (specification point 2.1.5). This is for the OCR A level Biology A course. These notes cover every single specification point within this topic and are concise but contain everything you need to know. These topics are covered: 
- plasma membranes 
- fluid mosaic model 
- diffusion 
- osmosis 
- active transport
Summary
2.1.4 Enzymes - OCR Biology A level notes (2015-present syllabus)- A* notes
Detailed A* level notes covering the whole topic enzymes (specification point 2.1.4). This is for the OCR A level Biology A course. These notes cover every single specification point within this topic and are concise but contain everything you need to know. Topics included: 
- enzyme action 
- factors affecting enzymes 
- enzyme inhibitors 
- cofactors, coenzymes and prosthetic groups
Summary
2.1.2 Biological Molecules (water, proteins, carbohydrates, lipids) - OCR Biology A level notes (2015-present syllabus)- A* notes
Detailed handwritten A* level notes covering the whole topic of biological molecules (specification point 2.1.2). This is for the OCR A level Biology A course. These notes cover every single specification point within this topic and are concise but contain everything you need to know. I achieved an A* with the notes and am now a medical student. They contain these topics: 
- water 
- carbohydrates 
- lipids 
- proteins
Summary
2.1.3 Nucleic Acids (DNA replication, transcription, translation, ATP) - OCR Biology A level notes (2015-present syllabus)- A* notes
Detailed handwritten A* level notes covering the whole topic of nucleic acids (specification point 2.1.3). This is for the OCR A level Biology A course. These notes cover every single specification point within this topic and are concise but contain everything you need to know. I achieved an A* with the notes and am now a medical student. They contain these topics: 
- DNA and RNA nucleotides 
- DNA replication 
- The nature of the genetic code 
- Transcription 
- Translation 
- ATP
Summary
6.3- Meiosis
Notes for biology
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OCR English-Literature Package
Includes various essays and a revision guide for the following texts:
+ The Handmaid's Tale 
+ 1984 
+ Measure for Measure 
+ A Doll's House 
Most essays were graded between A-C.
Summary
Cell Structure OCR A level Biology
Hello! I have completed my A levels in 2021 and these revision documents are what I used to revise for biology. This is chapter 2, cellular biology, the first thing that you'll learn in A level biology. It goes through the cellular structures and functions, deeper than GCSE and also through the types of microscopes. Hope this helps!