18th February 2005 at 00:00

Check you comply with the school's sex education policy. Use the drawings of males and females at different ages that are in many science texts aimed at this age group. Students can the list changes observed as boys and girls mature.

Explain that hormones cause these changes; these start to be secreted by the pituitary gland in the head and the sex organs in the abdomen at puberty.


How hormones maintain the processes of the body and help in sexual reproduction are topics in all GCSE courses.

Construct sequencing activities so students can complete flow diagrams for the different feedback control mechanisms for the sex hormones .


Compare the molecular structure of steroid hormones using the diagrams that appear in advanced books.

ould be extended to include the structure of the chemicals in the contraceptive pill.

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