EGG AND SPERM

Cut the diagram of a sperm cell and an egg cell out and stick it in your book.

Then try these questions:

1. What are the structures labelled A to F?

2. List the main differences you can see between the two cells.

3. Explain the following special features...

• The sperm has a tail.
• The sperm has an energy producing structure.
• The egg cell has a lot of cytoplasm with stored food in it.
• The sperm has a packet of enzymes at the top of its head.
• The sperm has an oval head.
• Each cell contains half a normal set of chromosomes.

4. Describe the job that each cell does.

5. Where is each cell made?

6. When are each cell made?