Which one of the following is used as a vector for cloning into higher organisms?
A. Retrovirus
B. Baculovirus
C. Salmonella typhimurium
D. Rhizopus nigricans
Answer:A
Which one of the following is used as a vector for cloning into higher organisms?
A. Retrovirus B. Baculovirus C. Salmonella typhimurium D. Rhizopus nigricans