Sex

Recall where fertilisation happens. Describe how a fertilised egg cell develops into an embryo. Recall what implantation is. Explain why babies have features from both parents.
 * Objectives (what you will learn this lesson)**

> media type="file" key="ES7_Bc026_03ani.swf" width="605" height="605"
 * Starter**
 * Review homework / key term quiz
 * Do you remember the different parts of the female reproductive system?


 * Activities**
 * 1) Watch the video on 'how babies are made' discuss the video and any thoughts you have about it?
 * 2) What are the names associated with sex? Look at the [|worksheet], match the names and definitions and then copy them down in your exercise book
 * 3) Review the [|animation on fertilisation] then use your knowledge of fertilisation, implantation and pregnancy to the complete the worksheet on [|becoming pregnant]
 * 4) Read pages 26-7 of Exploring Science 7 and answer questions 7-8
 * 5) Extension: Read about [|conjoined twins] and answer the questions on the worksheet

How babies are made media type="custom" key="11362806"
 * Videos**

Animal twins media type="file" key="ES7_Bc027_02vco.flv" width="360" height="270"

Animal pregnancy media type="file" key="ES7_Bc028_02vco.flv" width="360" height="270"

Review completed classwork / key term quiz
 * Summary**

Complete the worksheet on [|becoming pregnant] then print and paste into your exercise book. //(you can always print first then cut and paste if unsure)//
 * Homework**