Converting a Cis Isomer to a Trans Isomer

question 69

Multiple Choice

Converting a cis isomer to a trans isomer

• A) requires nothing. Cis and trans isomers are actually just conformers, so they interconvert all of the time.
• B) requires a chemical reaction.
• C) requires a physical change such as melting or boiling.
• D) requires both a chemical reaction and a physical change.
• E) is impossible. There is no way to convert a cis isomer to a trans isomer.

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Definitions:

Vector

(1) Any carrier or means of transfer. (2) Agent (e.g., a plasmid or virus) that transfers genetic information. (3) Agent that transfers a parasite from one host to another.

Reverse Transcriptase

An enzyme used by retroviruses to synthesize DNA from an RNA template, essential for the replication of retroviruses.

Genetic Probe

A strand of DNA or RNA labeled with a radioactive or fluorescent tag used to detect the presence of complementary sequences.

Recombinant DNA Technology

A set of laboratory methods used to join together DNA segments from different sources, creating genetic combinations not found in nature.