Question icon
Grade 12Botany

How has sex originated? Class 12 chapter 1 reproduction in flowering plants

Profile image of Mansi
7 Years agoGrade 12
Answers icon

1 Answer

Profile image of Arun
7 Years ago
it is originate in protisans & simple algae . these organism multiply asexually during favourable conditions. the gametes are formed towards the approach of unfavourable conditions. the gametes fuse & form zygote which often develops a thick wall to become perennating zygospore. it germinates under favourable conditions to form the protist/algae that repeat the cycle