Which of the Following Statements Regarding Plasmid-Cloning Vectors Is Correct

question 4

Multiple Choice

Which of the following statements regarding plasmid-cloning vectors is correct?

• A)Circular plasmids do not require an origin of replication to be propagated in E.coli.
• B)Foreign DNA fragments up to 45,000 base pairs can be cloned in a typical plasmid.
• C)Plasmids do not need to contain genes that confer resistance to antibiotics.
• D)Plasmid vectors must carry promoters for inserted gene fragments.
• E)The copy number of plasmids may vary from a few to several hundred.

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A system combining elements of both capitalism and socialism, where both private enterprise and government play important roles in the economy.

Market Processes

The dynamic and complex interactions between buyers and sellers in a marketplace, including the mechanisms through which prices are set and resources are allocated.

Social Interest

The collective well-being and interests of the community or society as a whole, often used as a consideration in economic and political policies.

Public Good

A commodity or service that is provided without profit to all members of a society, either by the government or a private individual or organization.