Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1b: Plants and animal cells All: Describe the basic structure of cells. Most: Identify key organelles of animal, bacterial and plant cells. Some: Compare & Contrast the main types of cells related to their classification.

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1a: Microscopes All: To be able to describe key moments in the evolution of microscopes. Most: To be able to Compare and Contrast electron and light microscopes. Some: Be able to; Calculate magnification of view and image. Calculate conversions of SI Units. Key Words: Resolution, Magnification, Hans & Zacharias Janssen, Robert Hooke, Antonie van Leeuwenhoek, Ernst Abbé and Carl-Zeiss, Ernst Ruska and Max Knoll, Electron Microscope, Light Microscope, Sub-cellular, SI Units, Image magnification and Total magnification.

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1c - Specalised Cells Part 1 All: To be able to identify the different specialised cells? Most: To be able to describe how these specialised cells are adapted to their job. Some: To be able to explain how their adaptations enable them to carry their functions in organisms.

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1c - Specalised Cells Part 2 All: To be able to identify the different specialised cells? Most: To be able to describe how these specialised cells are adapted to their job. Some: To be able to explain how their adaptations enable them to carry their functions in organisms.

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1f - Enzyme action Good: To be able to recall what enzyme specificity means. (L1). Great: To be able to describe the lock-and-key model to develop explanations for enzyme activity. (L2). Awesome: To be able to explain why enzymes have a particular shape, as a result of the sequence of amino acids in the chain. (L3). Amazing: To be able to discuss how enzymes can be denatured due to changes in the shape of the active site (L4).

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1b Core Practical - Using Microscopes ALL: To be able to IDENTIFY the parts of a microscope. MOST: To be able to DESCRIBE the basic method (steps) of how to use a microscope. Some: To be able to DRAW an onion cell and a cheek cell.

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1e - Enzymes & Nutrition Good: To be able to identify monomers and a polymers (L1). Great: To be able to describe synthesis (L2). Awesome: To be able to explain how enzymes are biological catalysts (L3). Amazing: To be able to justify why enzymes are important for life (L4).

Edexcel GCSE (9-1) Combined science Biology Papers 1 & 2 CB1g - Enzyme activity Good: State what is meant by the optimum pH/temperature of an enzyme. (L1). Great: Describe the effect of pH and temperature on enzyme activity (L2). Awesome: Explain the effect of substrate concentration on enzyme activity (L3). Amazing: Calculate the rate of enzyme activity (L4).