A Variety of E

question 16

Multiple Choice

A variety of E.coli clones have been isolated,and the DNA has been extracted,digested with restriction enzymes,denatured,separated by gel electrophoresis,and transferred to nylon membrane by the Southern blot procedure.A radioactive probe is used that hybridizes with a gene of interest.The DNA corresponding to a single clone yields a single DNA band after probing the blot.Based on this information only,

• A)all of the clones tested, except the one described, have the gene of interest.
• B)only the one clone described has the gene of interest.
• C)the gene of interest is located entirely on the DNA band visualized.
• D)the part of the gene recognized by the probe is located on the DNA band visualized.
• E)both choices B and D

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Definitions:

Mexican American

An American citizen or resident of Mexican descent, often with a cultural heritage that includes traditions and customs from Mexico.

Authoritative

A parenting style characterized by high responsiveness and high demands, where parents set clear standards but are also understanding and communicative.

Authoritative Pattern

The authoritative pattern is a parenting style characterized by a high level of demand and high responsiveness, where parents set clear rules and guidelines while also supporting and responding to their children's needs.

Physical Punishment

A form of discipline that involves causing deliberate physical pain or discomfort in response to undesired behavior as a method of correcting, controlling, or changing that behavior.