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Chapter 12.2
Chapter 12.2 vocab
| Term | Definition |
|---|---|
| pedigree | a diagram that shows the occurrence of a genetic trait in several generations of family |
| carrier | In physics, a wave that can be modulated to send a signal |
| genetic disorder | an inherited disease or disorder that is caused by a mutation in a gene or by a chromosomal defect |
| polygenic | a characteristic of an organism that is determined by many genes |
| complex character | characters that are influenced strongly both by the environment and by the genes |
| multiple allele | more than two alleles (versions if the gene) 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 | an autosomal trait that is influenced by the presence of the male or female sex hormones |
| Huntington's disease | a rare hereditary disease of the brain characterized by involuntary movement of the limbs or face, decreasing mental abilities, and eventual death |
| amniocentesis | a procedure used in fetal diagnosis in which amniotic fluid is removed from the uterus of the pregnant woman |
| chronic villi sampling | a procedure in which the chronic 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 |
| gene therapy | a technique that places a gene into a cell to correct a hereditary disease or to improve the genome |
Created by:
CoffeyM20
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