Pearson Edexcel • Biology 2008

This document provides a summary of the following topics: difference between cellulose and starch permanent vacuole with it's funtion chloroplast and differences and similarities between chloroplast and mitochondria. amyloplast description of structure and function of ground tissues in plants in a table (parenchyma, sclerenchyma, and collenchyma)

Edexcel A Level Biology Paper 3 Mark scheme June 2022: (9BI0) Paper 3: General and Practical Principles in Biology. A description including four of the following • {sodium / Na} channels open (1) • sodium ions flow into {axon / cell / neurone} (1) • this causes depolarisation (1) • {sodium / Na} channels close at {0.8ms / 30mV} (1) • {potassium / K} channels open at {0.8ms / 30mV} (1) (4) Question Number Answer Additional Guidance Mark 1(b) An answer that includes the followin...

This document includes topics lipids, enzymes and protein. It is taken from recent past paper questions with marking scheme answers from 2019 to 2022 ial edexcel biology (May/October).

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 17 terms and definitions on the topic. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that. Based on mitosis and cell cycle.

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 46 terms and definitions on the topic. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that. The cards are based on photosynthesis, community, succession and species.

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 12 terms with gaps to fill and 46 terms and definitions on the topic. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that.

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 33 terms and definitions on the topic and 4 at the end with terms and no definition to fill in. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that. This is based on alleles, lac operon and inheritance.

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 91 terms and definitions on the topic. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that. It is focused on all the biological molecules: water, proteins, carbohydrates, lipids and nucleic acids.

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 22 terms and definitions on the topic. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that.

This is a document of my own Quizlet flashcards from my Biology A level revision. It includes the majority of important terms from the topic. There are 82 terms and definitions on the topic. If you would prefer to cut up the definitions and stick them onto flashcards I can attach a different format of the cards so you can do that.