Which of the following statements about plasmids is true? (a) Plasmids are genetically indispensable for host cells in the absence of a selection pressure. (b) Some plasmids have the ability to transfer themselves physically from one cell to another. (c) Plasmids are naked DNA molecules capable of survival outside a living cell'. (d) Plasmids do not depend on host enzymatic machinery for their replication.

Which of the following statements about plasmids is true? (a) Plasmid

1.	Which of the following statements about plasmids is true? (a) Plasmids are genetically indispensable for host cells in the absence of a selection pressure. (b) Some plasmids have the ability to transfer themselves physically from one cell to another. (c) Plasmids are naked DNA molecules capable of survival outside a living cell'. (d) Plasmids do not depend on host enzymatic machinery for their replication.
Answer» (b) Some plasmids have the ability to transfer themselves physically from one cell to another.

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