Chapter 15 Notes

Chapter 15 Notes - Chapter 15 Notes 15.1 Mendelian...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 15 Notes 15.1 Mendelian Inheritance has its phusical basis in the behavior of chromosomes 1. Walter S. Sutton, Theodor Boveria, and others independently noted these paralles, and the chromosome theory of inheritance began to take form. According to this theory, Medelian genes have specific loci along chromosomes, and it is the chromosomes that undergo segregation and independent assortment. 2. Thomas Hunt Morgan’s Choice of Experimental Organism a. He used fruit flies to find the phenotype for character most commonly observed in natural populations ( wild type). b. He found sex-linked characteristics. He also found that a specific gene is carried on a specific chromosome. 15.2 Sex-linked genes exhibit unique patterns of inheritance 1. Inheritance of Sex-linked Genes a. A gene located on either sex chromosome is called a sex-linked gene . Fathers pass sex-linked alleles to all of their daughters but none to their sons. Mothers can pass sex-linked alleles to both sons and daughters.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

Chapter 15 Notes - Chapter 15 Notes 15.1 Mendelian...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online