Pearson edexcel international AS / A Level biology : student book 1 / Ann Fullick and Frank Sochacki

Contents:

Topic 1 Molecules, Transport and Health
1. The Chemistry of Life
2. Carbohydrates: Monosaccharides and Disaccharides
3. Carbohydrates 2: Polysaccharides
4. Lipids
5. Proteins

1B Mammalian Transport Systems
1. The Principles of Circulation
2. The Roles of the Blood
3. Circulation in the Blood Vessels
4. The Mammalian Heart
5. Atherosclerosis
Exam Practice

1C Cardiovascular Health and Risk
1. Risk, Correlation and Cause
2. Investigating the Causes of CVDs
3. Risk Factors for Cardiovascular Disease
4. Diet and Cardiovascular Health
5. Dietary Antioxidants and Cardiovascular Disease
6. Using the Evidence
7. The Benefits and Risks of Treatment
Thinking Bigger: Heart Failure
Exam Practice

Topic 2 Membranes, Proteins, DNA and Gene Expression
2A Membranes and Transport
1. Cell Membranes
2. Cell Transport and Diffusion
3. Osmosis: A Special Case of Diffusion
4. Active Transport
5. The Need for Gas Exchange Surfaces
6. The Mammalian Gas Exchange System
Thinking Bigger: Asthma and Air Pollution

2B Proteins and DNA
1. Enzymes
2. How Enzymes Work
3. The Structure of DNA and RNA
4. How DNA Works
5. The Genetic Code
6. DNA and Protein Synthesis
Thinking Bigger: Raw Enzymes
Exam Practice

2 C Gene Expression and Genetics
1. Gene Mutation
2. Patterns of Inheritance
3. Sex Linkage
4. Cystic Fibrosis: A Genetic Disease
5. Genetic Screening
Exam Practice

Topic 3 Cell Structure, Reproduction and Development
3A Cell Structure
1. Observing Cells
2. Eukaryotic Cells 1: Common Cellular Structures
3. Eukaryotic Cells 2: Protein Transport
4. Prokaryotic Cells
5. The Organisation of Cells
Exam Practice

3B Mitosis, Meiosis and Reproduction
1. The Cell Cycle
2. Mitosis
3. Sexual Reproduction and Meiosis
4. Gametes: Structure and Function
5. Fertilisation in Mammals and Plants
Thinking Bigger: Male Infertility
Exam Practice

Development of Organisms
1. Cell Differentiation
2. Interactions between Genes and the Environment
3. Controlling Gene Expression
4. Stem Cells
5. Using Stem Cells
Thinking Bigger: Microbiota
Exam Practice

Topic 4 Plant Structure and Function, Biodiversity and Conservation
4A Plant Structure and Function
1. The Cell Wall
2. Plant Organelles
3. Plant Stems
4. The Importance of Water and Minerals in Plants
5. Using Plant Starch and Fibres
6. Plant-Based Medicines
7. Developing New Drugs
Exam Practive

4B Classification
1. Principles of Classification
2. What is a Species?
3. Domains, Kingdoms or Both?
Thinking Bigger: The Quagga
Exam Practice

4CBiodiversity and Conservation
1. Biodiversity and Endemism
2. Measuring Biodiversity
3. Adaptation to a Niche
4. Gene Pool and Genetic Diversity
5. Reproductive Isolation and Speciation
6. Conservation: Why and How?
Thinking Bigger: Orang-utans
Exam Practice

Includes index