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Across 1. This gas is needed for respiration 8. This organelle controls what goes in and out of the cell (2 Words) 9. Identical twins have different f***** p***** (2 Words) 10. Identical twins can look and behave different because of the e********** that they were brought up in 12. This is the gas we breathe out (2 Words) 14. Every living thing is made of these 15. This organelle is like jelly and is where chemical reactions happen 17. We get **** of our genes from mum and **** from dad 18. The female sex cell is the ... 19. The male sex cell is the ...

Down 2. We can look like our parents because we inherit their g***s 3. This organelle contains DNA 4. The word that describes differences beginning with v 5. This sugar is needed for respiration 6. This is where the egg and sperm meet and their nuclei fuse (stick together) 7. This molecule in our cells hold all the information to make a new person 8. This organelle is where photosynthesis happens (it is green) 11. This organelle gives a plant cell structure (2 Words) 13. This organelle is only found in plant cells 16. This is where oxygen enters the blood