Across
- 3. Trait a trait that is expressed when an organism has two recessive alleles or forms of a gene
- 7. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes
- 8. a person's child or children.
- 9. the genetic constitution of an individual organism.
- 12. Square s a square diagram that is used to predict the genotypes of a particular cross or breeding experiment.
- 13. a process where a single cell divides twice to produce four cells containing half the original amount of genetic information.
- 15. Reproduction a type of reproduction that does not involve the fusion of gametes or change in the number of chromosomes
- 16. Disease is a health problem caused by one or more abnormalities in the genome.
Down
- 1. a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
- 2. the fusion of haploid gametes, egg and sperm, to form the diploid zygote.
- 4. Trait is an inherited characteristic that appears in an offspring if it is contributed from a parent through a dominant allele
- 5. Chart a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism
- 6. having or developing buds.
- 10. an individual animal, plant, or single-celled life form.
- 11. a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
- 12. the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
- 14. a membrane-bound organelle that contains the cell's chromosomes.