GCSE Lesson 14 Polydactyl and gender

The lesson begins with a recall activity of the key terms used in genetics. Answers are included. Images of Polydactyl are shown. the lesson recalls cells, chromosomes, genes and alleles and then genetic diagrams are used to show inheritance of the condition. Students complete genetic crosses independently and self assess against answers displayed. Students complete a co operative learning activity called Sage and Scribe - instructions and sheets included. Students self assess their responses. The lesson then moves on to why it is a 50% chance of having a boy or a girl and uses genetic diagram to explain inheritance. Students then complete a worksheet and self assess their