lecture notes 8-26.docx

2 Pages
56 Views
Unlock Document

Department
Biological Science
Course
BISC 336
Professor
Dr.Sarah Liljegren
Semester
Summer

Description
8/26/13 Genetics The study of genes and how they are inherited -genetic variation Genetics can affect your mortality Prostate cancer is the 2 leading cause of death by cancer in men History of genetics: 1. “ex ovo Omnia”—all things from the egg William Harvey Epigenesis: substances present in the egg differentiate into an organisms 2. Preformation theory Nicholas Hartsoeker (1694) -each sperm thought to contain a mini adult Cell Theory 1830: Schleidan and Schwann -all organisms composed of basic units called cells Darwin, Wallace, and Evolution Natural selection: populations consist of more individuals that can be supported by resources -those with heritable traits that enhance survival will persist *A theory without a mechanism Gregor Mendel -pea plants 1856-1863, published 1866 determined that flower color and other traits were controlled by genes that occur as pairs Chromosomal Theory of Inheritance Walter Sutton and Theodor Boveri Early 1900s -proposed heritable features are carried on chromosomes Chromosomes Eukaryotes are normally diploid Karyotype: a set of chromosomes
More Less

Related notes for BISC 336

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit