Biology
General
Easy

Question

In S p i r o g y r a comma sometimes a ladder-like structure is present due to

  1. Vegetative reproduction  
  2. Asexual reproduction  
  3. Lateral conjugation  
  4. Scalariform conjugation  

The correct answer is: Scalariform conjugation


    Sexual reproduction I S p i r o g y r atakes place by conjugation. Scalariform conjugation occurs between the cells belonging to different filaments. Hence, these species are heterothallic. Lateral conjugation is primitive than scalariform conjugation.

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