Across
- 3. the presence of a dominant allele will always mask the presence of a recessive allele.
- 8. one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and centromere location.
- 9. the offspring of two plants or animals of different species or varieties.
- 11. a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
- 12. A tool that helps to show all possible allelic combinations of gametes in a cross of parents with known genotypes.
Down
- 1. the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
- 2. how different genes independently separate from one another when reproductive cells develop.
- 4. having two different alleles of a particular gene or genes.
- 5. one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
- 6. the genetic constitution of an individual organism.
- 7. having two identical alleles of a particular gene or genes.
- 10. a genetically determined characteristic.