Domestication

Card Set Information

Author:
kamrunsreno
ID:
17290
Filename:
Domestication
Updated:
2010-05-02 18:10:27
Tags:
domestication dogs
Folders:

Description:
NRES 211 Final
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user kamrunsreno on FreezingBlue Flashcards. What would you like to do?


  1. agriculture
    the production of goods through the growing of plants, animals and other life forms


    
  2. Domestication
    the genetic alteration of plants or animals as a result of human control of reproduction
  3. Artificial Selection
    selective pressures applied by humans (rather than natural environment)
  4. Characteristics chosen to domesticate plants
    • fast growth rate (e.g., annuals)
    • easily stored
    • easy to grow
    • plentiful
    • generally high nutritional quality
  5. Common genetic changes in Domesticates (direct effects)
    • increased yield (more seeds, larger size)
    • more effective
    • harvesting/processing
    • loss of seed-dispersal mechanisms
    • consistent & short-ripening time
    • easier processing
    • better taste
    • greater docility (animals)
  6. Common genetic changes in Domesticates (indirect effects)
    • loss of defense mechanisms / competitive abilities
    • less genetic diversity

What would you like to do?

Home > Flashcards > Print Preview