Across
- 2. An impression of an object that has been buried in soil for thousands of years
- 4. The tightly wound structure in the nucleus that contains the DNA
- 8. Different forms of the same gene
- 9. Heredity unit in all living organisms
- 10. A change in the DNA at a particular location in the chromosome of an organism.
Down
- 1. Reptiles that was found during Jurassic age
- 3. A condition where one allele expresses over the other
- 5. A genotype consisting of same type of alleles
- 6. The formation of a new species
- 7. The father of genetics