Which among the following is incorrect about the following figure?

Cell wall in dianoflagelllates contain ___

Which of the following statements are correct?

Which among the following is not a difference between viruses and viroids?

E.Coli is a rod-shaped bacterium present in ____

Which among the following don’t contain nuclear membrane?

Diploid cell refers to ______

Who proved that viruses are crystalline like structures?