Question
Which of the following statements about Spirogyra is correct?
Lateral conjugation takes place in homothallic species
Scalariform conjugation takes place in homothallic species.
Lateral conjugation takes place in heterothallic species
The type of conjugation is unrelated to homothallic and heterothallic species
Solution
A.
Lateral conjugation takes place in homothallic species
Sexual reproduction in Spirogyra takes place by the process of conjugation. In Spirogyra, the process of conjugation may be of two types -
- Scalariform Conjugation:- It occurs in heterothallic species.
- Lateral Conjugation:- It occurs between the adjacent cells of the same filament of homothallic species of Spirogyra. It is of two types- Indirect Lateral Conjugation or Direct Lateral Conjugation.
