One of the major components of cell wall of most fungi is (a) cellulose (b) hemicellulose (c) chitin (d) peptidoglycan.
Which of the following statements is wrong for viroids? (a) They cause infections. (b) Their RNA is of high molecular weight. (c) They lack a protein coat. (d) They are smaller than viruses.
Which one of the following statements is wrong? (a) Eubacteria are also called false bacteria. (b) Phycomycetes are also called algal fungi. (c) Cyanobacteria are also called bluegreen algae. (d) Golden algae are also called desmids.