Which of the following phenomenon proves that viruses are living?
They carry metabolic activity
They carry anaerobic respiration
They multiply in host cells
They cause infection
Related Questions
A ‘T-series bacteriophage’ can be recognized by its
Tadpole shape
Rounded shape
Irregular shape
Rhomboidal shape
Analyse the following statements and identify the correct option given below.
I. Viruses that infects plants have single-stranded RNA and viruses that infects animals have either single or double-stranded RNA or double stranded DNA
II. Bacterial viruses or bacteriophase are usually single-stranded RNA viruses
Codes
Both I and II are correct
Only I is partially correct
Only II is correct
Neither I nor II are correct
Viruses that infect bacteria, multiply and cause their lysis are
Lysozymes
Lipolytic
Lytic
Lysogenic
Helical contractile sheath occurs in
Bacteria
Bacteriophages
Fungi
Protozoa
Which of the following is a bacteriophage?
Bacteria infecting viruses
Vibrio bacteria
Virus inhabiting in bacteria
Cyanobacteria
T O Diener discovered a
Free infectious RNA
Free infectious DNA
Infectious protein
Bacteriophage
Helical contractile sheath occurs in
Bacteria
Bacteriophage
Retroviruses
Fungi
The genome of bacteriophage can be
Single-stranded DNA, Single-stranded RNA, Double-stranded DNA, or Double-stranded RNA
Only Double-stranded DNA
Only Single-stranded RNA
Double-stranded DNA or Single-stranded RNA
Analyse the following statements and identify the correct option given below.
I. Viruses that infects plants have single-stranded RNA and viruses that infects animals have either single or double-stranded RNA or double stranded DNA
II. Bacterial viruses or bacteriophase are usually single-stranded RNA viruses
Codes
I is true, but II is false
I is false, but II is true
I and II are true
I and II are false
Bacteriophages kill
Fungi
Parasites
Bacteria
Viruses
