Animal cells and plant cells:
Nucleas

Animal and plant cells:
Cytoplasm

Animal cells and plant cells:
Cell membrane

Animal and plant cells:
Mitochondria

Animal and plant cells:
Ribosomes

Plant cells:
Cell wall

Plant cells (not all):
Chloroplasts

Plant cells (not all):
Permanent vacoule

Bacteria

Bacterial cells

Bacteria cell uses

Yeast

Yeast structure

Fat cells

Cone cells (human eye)

Root hair cells

Sperm cells

Diffusion

Rates of diffusion

diffusion in living organisms

Tissues

Organs

Organ systems

Adaptations for exchange

Photosynthesis

Process of photosynthesis

Uses of glucose

Leaf adaptations

Limiting factors:
Light

Limiting factors:
Temperature

Limiting factors:
Carbon dioxide

Uses of glucose explained

Fats and oils

Starch for storage

Greenhouse gardens

Controlling a crops environment

Control environment through electricity

Consequences of greenhouses

Factors affecting living organisms:
Temperature

Factors affecting living organisms:
Nutrients

Factors affecting living organisms:
Amount of light

Factors affecting living organisms:
Availability of water

Factors affecting living organisms:
Availability of oxygen and carbon dioxide

Quadrats

Counting along a transect

Reproducible, valid data

Controlling variables

Protein molecules

Controlling the rate of a reaction

Enzymes - biological catalysts

Enzyme functions

Effect of temperature on enzyme action

Effect of pH on enzyme activity

Importance of enzymes

Digesting carbohydrates

Digesting proteins

Digesting fats

Speeding up digestion:
Changing pH in the gut

Speeding up digestion:
Changing pH in small intestine

Speeding up digestion:
Altering the surface area

Enzymes in the home

Enzymes in industry

Advantages and disadvantages of using enzymes

Pros and cons of biological detergents

Enzymes in medicine:
To diagnose disease

Enzymes in medicine:
To diagnose and control disease

Enzymes in medicine:
To cure diseases

Aerobic Respiration

Effect of exercise on the body

Anaerobic Respiration

Cell Division and Growth

Cell division in sexual reproduction

Meiosis

Stem Cells

Mendal to DNA

Inheritance in Action

Genetic terms and models

Inherited conditions in humans

Genetic disorders

Stem cells and embryos- science and ethics

Origins of life on Earth

Exploring the fossil evidence

More about extinction

Ideas on why dinosaurs became extinct

Isolation and evolution of species

Speciation