feedback
negative feedback
Twins and twin studies in genetics
(Cmz-Cdz)/(1-Cdz)
Autosomal recessive inheritance in pedigree and experiment, examples of traits in man
tay-sachs SCA PKU cystic fibrosis galactosemia
Physical mapping of DNA
determine the actual physical location of genetic elements. measuring bt physical distance, rather than recombination frequencies
using, restriction enzymes, sequence tagged site, sanger, next gene.
Gametogenesis
FSH and LF differences
Crossing-over
holidays mechanism of crossing over- 1. nick 2. formation of heteroduplex 3. holidays junctions 4. migration 5. cutting horizontal or ventrical
Drosophila
fruit fly