What is snow blindness and how does it take place?

What is triple fusion ? Where and how does it take place ? Name nuclei involved in triple fusion.

Short Answer Questions Three mark : What is triple fusion? Where and how does it take place? Name the nuclei involved in triple fusion.

What is triple fusion ? How does it take place ?

What is implantation? Where does it take place? How many days after fertilization does it take place in humans? Explain breifly how it occrs.

Where does meiosis takes place?