Across
- 2. shape of DNA, two sides that connect in the middle like a ladder
- 3. an open question requires a more detailed response
- 6. a geneticallly determined characteristic
- 7. makes energy from sunlight
- 12. how easily you can survive long enough to have babies
- 14. group of the same species living in the same place
- 18. something an organism is born with that increases fitness
- 19. join together to form DNA.Made of phosphate and one nitrogen base
- 20. (pairs 1-22) have nothing to do with gender
- 22. portions of DNA that tell the body how to make certain proteins
- 23. (Pair 23) determine your gender
- 25. super twisted DNA
Down
- 1. physical description of traits
- 4. a picture showing all of the chromosomes in one body cell
- 5. versions of a gene
- 8. information you received from your senses
- 9. an explanation for your observation
- 10. location of the gene on the chromosome
- 11. can be answered in a single word
- 13. part of a nucleotide four versions: A,T,C, and G
- 15. nonliving parts of environment
- 16. energy gained minus energy lost
- 17. living parts of environment
- 21. two digit code showing the allels given to you by your parents
- 24. eats energy from food