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A T-series bacteriophage can be recognized by its

irregular shape
rounded shape
tadpole shape
rhomboidal shape
Additional Questions

Which one of the following statements about viruses is correct?

Answer

Viroids have

Answer

Chromosomes in a bacterial cell can be 1 - 3 in number and

Answer

How does enveloped virus enter into host cells?

Answer

dsRNA is found in

Answer

Tailed bacteriophages are

Answer

Match the types of bacteria listed in column I with their activity given in column II. Choose the correct combination of alphabets of the two columns.

Column - I (Types of bacteria)Column - II (Activity)
A Streptomycesp Food poisoning
B Rhizobiumq Source of Antibiotics
C Nitrosomonasr Nitrogen fixation
D Acetobacters Nitrification
t Vinegar synthesis

Answer

Due to discovery of which of the following in 1980, the evolution was termed as RNA world

Answer

One important characteristic of viruses is that they

Answer

Which type of DNA is found in bacteria?

Answer
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