Across
- 4. A number that describes how likely it is that an event will occur
- 6. The scientific study of heredity.
- 7. A reproductive process that involves only one parent and produces offspring that are identical to the parent.
- 8. An allele whose trait always shows up in the organism when the allele is present
- 10. A pair of chromosomes carrying genes that determine whether a person is a male (XY) or female (XX).
Down
- 1. a change in a gene or chromosome
- 2. The different forms of a gene that can be dominant and recessive.
- 3. A characteristic that an organism can pass on to its offspring through genes
- 5. A chart that shows all the possible combinations of alleles that can result from a genetic cross
- 9. An allele that is masked (hidden) when a dominant allele is present