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Genetics Mendel Law2
Genetics Mendel's Law
| Term | Definition |
|---|---|
| modes of inheritance | single - gene diseases |
| autosomal dominant | affects both sexes and appears every generation |
| autosomal recessive | affects both sexes and skips generation |
| "elementen" | traits inherited from generation to generation (prior to "genes" [1857 - 1863] ) |
| Gregor Mendel | "father of genetics" |
| ratio | 1/4 when non - true breeds propogate |
| law of segregation | genes or "elementum" separate in the gametes; inheritance of 2 alleles for a single gene |
| Mendel's Second Law - Independent Assortment | random alignment of chromosome pairs during Meiosis I and metaphase |
| dihybrid cross | 2 genes and traits are followed from one generation to the next |
| independently assort | packed genes into gametes at random |
| nucleotide | single building block of DNA |
| purines | 2 ring structured nucleotides |
| pyrimidines | 1 ring structured nucleotide |
| complementary base pairs | purine - pyrimidine couples |
| histone | proteins in which DNA coils itself |
| nucleosome | bead part of DNA |
Created by:
lesterstoffels