Archaebacteria differ from eubacteria in
cell membrane structure
mode of nutrition
mode of reproduction
Chrysophytes, euglenoids, dinoflagellates and slime moulds are included in the kingdom
Select the correct combination of the statement (A-D) regarding the characteristics of certain organisms.
A. Methanogens are Archaebacteria, which produce methane in marshy areas.
B. Nostoc is a filamentous blue-green algae, which fixes atmospheric nitrogen.
C. Chemosynthetic autotrophic bacteria synthesise cellulose from glucose.
D. Mycoplasma lacks a cell wall and can survive without oxygen.
B, C, D
A, B , D
Which statement is wrong for viruses?
All are parasites
All of them have helical symmetry
They have ability to synthesize nucleic acids and proteins
Anitbiotics have no effect on them
The first human hormone produced by recombinant