Across
- 2. The small piece of a chromosome that controls a trait.
- 6. This is what DNA makes in the cell.
- 7. The number of chromosomes that a human generally has.
- 11. The passing of traits from parents to offspring.
- 13. When we are writing the genotype for a recessive trait we use ___ letters.
- 15. When a child looks like a parent we say the child ______ their looks from their parent.
- 16. The different choices for a gene or trait.
- 19. The base that always pairs with adenine.
- 22. The ____ square is used to predict the possible outcomes of a pairing.
- 24. The study of how traits are passed is called.
- 26. These is what we call the letters we use to represent the alleles.
- 27. When alleles are the same, like AA or aa we say the alleles are ________.
- 28. The instructions for making an organism are?
- 29. The trait that isn't common in a population, like being left-handed.
Down
- 1. An organism like a Pitbull puppy that has exactly the same traits as its parents is called a ___.
- 2. The base that always pairs with cytosine.
- 3. When two genes control for the same trait.
- 4. An organism like a person that is a mix of traits is called a _____.
- 5. This is how a trait looks.
- 8. The characteristics of an organism are called it's ___.
- 9. Blood type O is called the ____ donor because everyone can take blood from them.
- 10. The base that always pairs with guanine.
- 12. When we are writing the genotype for a dominant trait we use ____ letters.
- 14. When the alleles are different, like Aa we say that the alleles are ______.
- 17. The doctor that figured out how to keep blood so that it could be transported was Charles ____.
- 18. The scientist who is considered the "Father" of genetics is?
- 20. The base that always pairs with thymine.
- 21. Genes are found on these, this is how DNA is stored in the nucleus.
- 23. Where we find the chromosomes in the cell.
- 25. The trait that is the most common in a population, like being right-handed.