Genetics

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Across
  1. 1. Deoxyribonucleic Acid
  2. 6. A certain region of a chromosome that causes a certain protein to be made
  3. 9. Having different alleles for a gene (Aa)
  4. 13. When an egg cell and a sperm cell combine to develop an offspring
  5. 14. A trait that is always expresses with 2 recessive alleles
  6. 17. Different from Ss of genes that can cause different forms of protein
  7. 19. Differences with a trait
  8. 20. A diagram used by biologists to predict the probability of offsprings
Down
  1. 2. A common feature inside most cells the nucleus is where the chromosomes are
  2. 3. A change in DNA that can create a new trait or change an existing trait
  3. 4. The combination of alleles that an individual has. Normal capital or lower
  4. 5. An organized profile of an individual chromosome
  5. 7. Having 2 of the same allele for a gene
  6. 8. A common feature of most cells that copied when new cells are made
  7. 10. A type of molecule on our food that our bodies need
  8. 11. trait that is always expresses when at least one dominant allele presents
  9. 12. The way an individual look for a specific trait
  10. 15. A character or feature
  11. 16. An original (model) of biological relationships
  12. 18. The study of heredity and the variation