Viroids differ from viruses in that they lack:
A protein coat
Genetic material
Infectivity
The ability to replicate
Related Questions
Which statement is wrong for viruses?
They reproduce only inside the host cell.
They have no cellular structure.
They have no metabolism.
They grow.
Organisms made with only RNA cause the following disease
Scrapie disease of sheep
Mad cow disease
Potato spindle tuber disease
AIDS
Pick out the wrong statement
Lichens are symbiotic associations
Lichens are very good pollution indicators
Lichens do not grow in unpolluted areas
The algal component of lichen is known as phycobiont
Enzymes are absent in?
Algae
Fungi
BGA
Virus
Prion consists mainly of
Protein
DNA
RNA
Both 2 and 3
A ‘T-series bacteriophage’ can be recognized by its
Tadpole shape
Rounded shape
Irregular shape
Rhomboidal shape
The RNA like particle, which causes disease is
Virion
Viroid
Prion
Mycoplasma
Lichens are a symbiotic association between:
Algae and bacteria
Fungi and bacteria
Algae and fungi
Protozoa and fungi
TMV and HIV are having
DNA
Both DNA and RNA
RNA
Proteins Only
viruses Belong to kindom
Monera
Protista
Fungi
None of the above
