If fertilization of gametes can lead to the formation of multicellular embryo in venter, then what can lead to the formation of multicellular embryo in venter?

Answer choices:
- Something that makes plants green
 - Something made from fermented ricce
 - A compound that donates proton
 - By wind and rain
 - reproduction
 - Fertilization of gametes
 - metabolic reaction
 - heat produced

 

      Fertilization of gametes    