Virus

A. lipids
B. acid
C. Protein
D. nucleic acid

A. retrovirus
B. oncoviruses
C. HIV
D. RNA tumor virus

A. phage virus
B. corona
C. AIDS
D. HIV

A. self assembly
B. replication
C. increasing number
D. variation

A. phage
B. out phage
C. prophage
D. lysozyme

A. T2
B. T4
C. T3
D. a and b both

A. pyramidal
B. hexagonal
C. prismshaped
D. all

A. collar
B. layer
C. end plate
D. tail filter

A. horizental transmission
B. vertical transmission
C. paralell transmission
D. anti parallel transmission

A. head
B. tails
C. legs
D. a and b both