fecundity - determined by timing, energy, expense, delayed implantation
- timing based on biorhythm
- eggs readiness sometimes linked w/ seasonal changes
- waits for favorable conditions (kept eggs in stasis)
- self-preservation more important than reproduction
artificial selection - breeding to get a specific trait
- natural selection creates organism w/ most favorable characteristics
- bell curve represents average characteristics
- disruptive selection - favors an extremes, creates dip in bell curve
- direction selection - favors a particular extreme
- stabilizing selection - favors the average
Subject:
Subject X2:
