Across
- 5. an organism that has two different alleles for a gene
- 6. both alleles are expressed in a heterozygous individual
- 11. the scientific study of heredity
- 12. this allele will only be expressed with two of the same allele
- 13. alternative versions of genes
Down
- 1. this allele determines the organism's apperance with an organisms that has two different alleles
- 2. the physical appearance of an organism
- 3. traits that are most often in nature but may not be specified by dominant alleles
- 4. an organism that has two identical alleles for a gene
- 7. the genetic makeup of an organism
- 8. known as a family tree
- 9. individuals who have the recessive allele but appears normal
- 10. a specific location of a gene along a chromosome
- 11. are responsible for inherited traits