click below
click below
Normal Size Small Size show me how
Biology Chapter 14A
Part 1 of Chapter 14 Vocab.
| Term | Definition |
|---|---|
| Genome | the complete set of DNA (genetic material) in an organism |
| Karyotype | micrograph of the complete diploid set of chromosomes grouped together in pairs, arranged in order of decreasing size and checks the chromosomes in your cells to see whether you have a full set of 46 chromosomes or any abnormalities |
| Sex chromosome | X and Y chromosomes that determines an individual’s gender |
| Autosome | chromosome that is not a sex chromosome; also called autosomal chromosome |
| Sex-linked gene | gene located on a sex chromosome |
| Pedigree | chart that shows the presence or absence of a trait according to the relationships within a family across several generations |
| Nondisjunction | error in meiosis in which the homologous chromosomes fail to separate properly (FAILURE TO SEPARATE) |