Lesson: Blood Groups and Rhesus Factors Biology • First Year of Secondary School

Students will be able to

• recall the four blood groups (A, B, AB, and O),
• explain how classification of blood groups depends on the antigens and antibodies found in the blood,
• describe how blood groups and Rhesus factors are inherited,
• state the importance of blood groups in determining paternity, blood transfusions, and studying evolution,
• explain the different possibilities of blood transfusions between humans,
• explain how blood groups are determined by agglutination,
• explain the importance of the Rhesus factor in blood transfusions and pregnancy.