Biology Chapter 12.2 Word Scramble
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Term | Definition |
Pedigree | A diagram that shows the occurrence of a genetic trait in several generations of a family |
Carrier | In genetics, an individual who has one copy of a recessive autosomal allele that causes disease in the homozygous condition. |
Genetic Disorder | An inherited disease or disorder that is caused by a mutation in a gene or by a chromosomal defect. |
Polygenic | Describes a characteristic that is influenced by many genes. |
Complex Character | A character such as skin color that is influenced strongly by both genes in the environment. |
Multiple Allele | More than two alleles for a genetic trait. |
Codominance | A condition in which both alleles for a gene are fully expressed. |
Incomplete Dominance | A condition in which a trait in an individual is intermediate between the phenotype of the individual's two parents because the dominant allele is unable to express itself fully. |
Sex-influenced Trait | A trait that is determined by a gene found on one of the sex chromosomes, such as the X chromosome or the Y chromosome in humans. |
Huntington's Disease | A rare hereditary disease of the brain characterized by involuntary movements of the limbs or face, decreasing mental abilities, and eventual death. |
Amniocentesis | The formation of ammonia compounds in the soil by the action of bacteria on decaying matter. |
Chorionic Villi Sampling | A procedure in which the chorionic villi to are analyzed to diagnose fetal genotypes. |
Genetic Counseling | The process of testing and informing potential parents about their genetic makeup and the likelihood that they will have offspring with genetic defects or hereditary diseases. |
Gene Therapy | A technique that places a gene into a cell to correct a hereditary disease or to improve the genome. |
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