Ch. 8 (Pt. 1)

1 Page
59 Views
Unlock Document

Department
Biology - Biological Sciences
Course
BSC 2010
Professor
Gerlach, Nicole
Semester
Spring

Description
2/18/13 Chapter 8 I. Review from Last Class A. : number of possible gametes for diploid individuals w/ n haploid chromosomes II. Vocabulary A. Phenotype - observable physical properties of an organism B. Character - observable physical feature (e.g. flower color) C. Trait - form of character (e.g. purple flowers) D. Genotype - genetic composition of an organism E. Gene - unit of heredity; consists of some segment of DNA F. Allele - different forms of same gene due to different DNA sequences III. Mendel's Laws A. Early experiments w/ genetics led to 2 theories 1. Blending inheritance 2. Particulate inheritance: correct B. Gregor Mendel worked w/ true breeding varieties of pea plants (all offspring produced same seeds and flowers) 1. Conclusions: heritable factor did not disappear in F1 generation; wrinkled pea reappeared in F2 generation (disproved blending inheritance theory) 2. Round = dominant; wrinkled = recessive 3. Traits showed 3:1 ratio C. Mendel's First Law: Law of Segregation 1. 2 copies of a gene se
More Less

Related notes for BSC 2010

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