In eggs, is the only source of nutrition for the organism the yoke?

Question: In eggs, is the only source of nutrition for the organism the yoke?
- Keywords:
  biology,
  egg,
  nutrition,
  yolk
Asked by to Gill on 30 Jan 2019. This question was also asked by .
- Gill Harrison answered on 30 Jan 2019:
  
  I’m sorry I don’t know much about the egg until it is fertilised and becomes a fetus in a human. Maybe you could ask this question to all on the group?

Question: In eggs, is the only source of nutrition for the organism the yoke?