Biology Grade 10 – Lesson 116 – The Respiratory System and Air Sacs of Birds
The Respiratory System and Air Sacs of Birds.
Biology Grade 10 – Lesson 115 – Gaseous Exchange Through the Skin, Buccal Cavity and Lungs of Amphibians
Gaseous Exchange Through the Skin, Buccal Cavity and Lungs of Amphibians.
Biology Grade 10 – Lesson 112 – Respiratory Surfaces and the Insect Tracheal System
Respiratory Surfaces and the Insect Tracheal System.
Biology Grade 10 – Lesson 113 – Practical: Examining Insect Spiracles, Tracheae and Fish Gills
Practical: Examining Insect Spiracles, Tracheae and Fish Gills.
Biology Grade 10 – Lesson 114 – Gaseous Exchange in Fish and Counter-Current Flow
Gaseous Exchange in Fish and Counter-Current Flow.
Biology Grade 10 – Lesson 111 – Meaning and Importance of Gaseous Exchange and Respiration
Meaning and Importance of Gaseous Exchange and Respiration.
Biology Grade 10 – Lesson 108 – Antigens, Antibodies, Phagocytosis and Immune Response
Antigens, Antibodies, Phagocytosis and Immune Response.
Biology Grade 10 – Lesson 109 – Types of Immunity and the Importance of Vaccination
Types of Immunity and the Importance of Vaccination.
Biology Grade 10 – Lesson 110 – Blood Clotting, ABO and Rhesus Blood Groups and Safe Transfusion
Blood Clotting, ABO and Rhesus Blood Groups and Safe Transfusion.
Biology Grade 10 – Lesson 105 – Transport of Oxygen and Carbon Dioxide in the Blood
Transport of Oxygen and Carbon Dioxide in the Blood.