This topic is included in AS and A Level Papers for OCR (A) Biology. Resources to support this topic can be found below.
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SubscribeThis Biology Factsheet: • Describes the wolf as a species. • Outlines reasons for a slow recovery...
This Biology Factsheet: • Outlines the differences between invasive species, non-native and native...
This Biology Factsheet will explain: • How we measure genetic diversity by calculating the...
This Biology Factsheet will explain: • The meaning of the word ‘biodiversity’.• How we measure...
This Biology Factsheet summarises: • What is meant by the term ‘crypsis’. • Disruptive...
This Factsheet will consider what some biologists call true predation. This is where an organism...
This Biology Factsheet explains the concept of selective pressure using the example of song thrush...
This Biology Factsheet explains: • Explains the concepts of genetic drift, genetic bottlenecks and...
This Biology Factsheet:• Explains the concept of the range of tolerance.• Reviews recent exam...
This Biology Factsheet summarises why the medical industry needs biodiversity.
This Biology Factsheet summarises: • Animal adaptations to drought.• Plant adaptations to drought.•...
This Biology Factsheet sets out the basic approaches to recording plant diversity and summarises...
This Biology Factsheet summarises the concept of the ecological niche and explains why many other...
After studying this Factsheet you will gain a knowledge of:• The uses and limitations of sampling...
This Biology Factsheet summarises: • The meaning of conservation, why it is needed and its...
This Biology Factsheet describes: • Variation produced by polygenic inheritance. • Variation...
This Biology Factsheet: • Defines what is meant by species diversity. • Examines how we measure...
This Biology Factsheet: • Defines what is meant by atmospheric composition. • Explores the...
This is an A-Level Biology PowerPoint Presentation on Genetic Diversity.
This is an A-Level Biology PowerPoint Presentation on Selection and Speciation.
These are practice examination questions on Biodiversity Taxonomy for A-Level Biology.
These are the answers to the Biodiversity Taxonomy practice questions for A-Level Biology.
These are practice examination questions on Management of Human Influences on Environment for...
These are the answers to the Management of Human Influences on Environment practice questions for...
This Biology Factsheet covers antibiotic resistance and outlines the use of phage therapy as an...
This Biology Factsheet summarises: • What is meant by allopatric speciation. • What is meant by...
This Biology Factsheet: • Gives a working definition of a species. • Describes how species are...
This Biology Factsheet summarises:• Human population and extinctions.• Factors that may decrease...
This Biology Factsheet: • Describes the composition of Earth’s early atmosphere. • Explains how...
This Biology Factsheet will focus on homologous structures and, in particular, the pentadactyl limb.
This Biology Factsheet summarises: • Traits arising from recent human evolution. • Relevant case...
This Biology Factsheet: • Reviews the many types of exam question that come up on Linnaen...
This Biology Factsheet reviews the controversy as well as recent exam questions on human evolution.
This Biology Factsheet: • Outlines how Charles Darwin used his observations of finches in the...
This Biology Factsheet should also help you to develop a good examination technique. Poor...
This Biology Factsheet summarises: • The process of speciation. • Modern examples of evolution. •...
This Biology Factsheet summarises: • The nature of isolation mechanisms, including both...
This Biology Factsheet summarises: • The understanding of the need for classification of organisms...
This Biology Factsheet: • Identifies the four key principles that are needed to understand...
This is an A-Level Biology PowerPoint Presentation on Classification.
This is an A-Level Biology PowerPoint Presentation on Evolution.
This is an A-Level Biology Exam Doctor PowerPoint Presentation on Biodiversity and Taxonomy. The...
This is an A-Level Biology Exam Doctor PowerPoint Presentation on Evolution. The Exam Doctor...
These are practice examination questions on Evolution for A-Level Biology.
These are the answers to the Evolution practice questions for A-Level Biology.
This Biology Factsheet: Explains the difference between Gram-negative and Gram-positive bacteria....
This Biology Factsheet: Describes an allergic response. Explains why allergic responses are...
This Biology Factsheet covers antibiotic resistance and outlines the use of phage therapy as an...
This Biology Factsheet: Describes the outbreak of the latest coronavirus and explains why it...
This Biology Factsheet:Explains the term coronary heart disease.Explains how the disease...
This Biology Factsheet describes the principles of the ELISA test and some of its common uses.
This Biology Factsheet summarises: • Pathogens and vaccines. • Types of vaccine. • Oral vaccines in...
This Biology Factsheet summarises: • Key terminology vital to the topic. • The life-cycle of...
This Biology Factsheet: • Explains what monoclonal antibodies are. • Describes how they are...
This Biology Factsheet summarises: • How Salmonella enters and affects the body. •...
This Biology Factsheet: • Explains the nature and biological impact of the bacterium Vibrio...
This Biology Factsheet summarises: • How TB spreads. • How TB affects the human body. • Why TB is...
This Biology Factsheet summarises: • The role of cholesterol in coronary heart disease. • Recent...
This Biology Factsheet summarises viral structure and function and, by using recent exam questions,...
This Biology Factsheet describes the Biology of Clostridium difficile and the problems that it is...
This Biology Factsheet summarises: • What an infectious disease is. • The methods of...
This Biology Factsheet summarises concentrates on common misunderstandings about vaccines and...
This Biology Factsheet summarises: • The structure of the human immunodeficiency virus (HIV) and...
This Biology Factsheet summarises: • The production of monoclonal antibodies. • The uses of...
This Biology Factsheet summarises: • The nature of antibiotics, their mode of action and their...
This Biology Factsheet summarises: • Disinfection by general washing and personal hygiene. • Key...
This Biology Factsheet summarises: • The immunological response in humans and the structure of...
This Biology Factsheet will describe the structure of different types of viruses, their life cycles...
This is an A-Level Biology PowerPoint Presentation on Bacteria, Viruses, TB, HIV.
This is an A-Level Biology PowerPoint Presentation on Bacterial Variation and Antibiotics.
This is an A-Level Biology PowerPoint Presentation on Cholera as a Prokaryote.
This is an A-Level Biology PowerPoint Presentation on Disease and Epidemiology.
This is an A-Level Biology PowerPoint Presentation on Obesity and Heart Disease.
This is an A-Level Biology PowerPoint Presentation on The Effects of Smoking.
This is an A-Level Biology PowerPoint Presentation on The Immune System.
This is an A-Level Biology Exam Doctor PowerPoint Presentation on Diseases and Immunology. The...
This is an A-Level Biology Exam Doctor PowerPoint Presentation on Diseases. The Exam Doctor...
This is an A-Level Biology Exam Doctor PowerPoint Presentation on Immunity. The Exam Doctor...
These are practice examination questions on Disease and Immunology for A-Level Biology.
These are the answers to the Disease and Immunology practice questions for A-Level Biology.
These are practice examination questions on Diseases for A-Level Biology.
These are the answers to the Diseases practice questions for A-Level Biology.
These are practice examination questions on the Effects of Exercise for A-Level Biology.
These are the answers to the Effects of Exercise practice questions for A-Level Biology.
These are practice examination questions on Immunity for A-Level Biology.
These are the answers to the Immunity practice questions for A-Level Biology.
