Across
- 3. when one allele cannot mask the other allele and both alleles are present
- 6. A version of a gene
- 7. Process by which a sperm cell from a male unites with an egg cell from a female to produce offspring that inherit traits from both
- 12. A diagram for showing the likelihood of each outcome of a reproduction
- 13. The genetic phenomenon in which a trait is not observed, or is hidden in the phenotype of a heterozygous individual
- 14. a process that replicates chromosomes and makes two identical nuclei
- 16. An organism that has two identical alleles for a specific trait
- 18. The passage of genetic information from one generation to the next
- 19. when a person breeds two organisms with the same dominant trait to get the result that he wants
Down
- 1. when a new organism grows out of the body of a parent organism
- 2. A specific sequence of DNA that determines one or more traits
- 4. Describes a trait that covers over, or dominates, another form of that trait
- 5. special cells contributed by each parent that contain half of the normal number of chromosomes
- 8. Each new organism produced by sexual or asexual reproduction
- 9. An organism that has two different alleles for different traits
- 10. The union of a male sperm and a female egg to form a fertilized egg
- 11. An individual's pair of alleles for a specific gene or group of genes that determine a trait
- 15. An observable trait, or physical characteristic, of an organism.
- 17. The process of mating animals or crossing plants to produce offspring
- 20. An offspring produced by asexual reproduction, either naturally or through artificial processes, that is identical to the parent