Plant & Soil Sciences eLibraryPRO
control panel control panel

The Inheritance of Variation

Rate Me

An introduction to genetic inheritance, including the principles of segregation and dominance.

Objectives - The Inheritance of Variation

Don Lee
Department of Agronomy and Horticulture at University of Nebraska-Lincoln, USA

Lesson Navigation Tips:

  • Click on the ’Lesson Media Objects’ button found to the left in order to view any animations which supplement this lesson. You can also click on the animation icon within the text.
  • Click once on figures to see enlarged versions.
  • Click once on words in color to bring up their definitions.

At the completion of this lesson you should be able to…

1.) Define the following terms: truebreeding, M1, M2, M3, F1, F2, F3, gamete, gene, gene pairs, allele, genotype, phenotype, monohybrid cross, heterozygous and homozygous.

2.) Apply the principles of segregation and dominance to explain the inheritance of traits that are carefully monitored in a classical genetics experiment.

3.) Explain why planting seeds in progeny rows helps a geneticist determine the genotype of parents.

Development of this lesson was supported in part by Cooperative State Research, Education, & Extension Service, U.S. Dept of Agriculture under Agreement Number 98-EATP-1-0403 administered by Cornell University and the American Distance Education Consortium (ADEC). Any opinions, findings, conclusions or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.


Be the first to write a comment...

Control Panel cancel

Create activities for your moodle courses. Moodle Go to moodle
Select and group e-Library Lessons to create your own package... My Communities
Community Blogs Community Media

My Joined Communities

My Blogs - a journal of my thoughts... My Blogs
My Comments - my thoughts expressed as a feedback... My Comments
Classes that I am taking Registered Classes
Class Blogs Class Media
Check the scores of assesments that you have taken Taken Assessments
Please confirm your selection.