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The Plasmid Puzzle

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Questions and Answers

What kind of genetic information do plasmids carry?

Non-essential to the cell's survival (correct)

No genetic information

Essential to the cell's survival

Only harmful genetic information

What is the function of R plasmids?

They produce antibiotics

They provide resistance to antibiotics (correct)

They inhibit other bacterial species

They allow for direct transfer of genetic info from one cell to another

What is the role of F plasmids?

They provide resistance to antibiotics

They produce human toxins

They allow for direct transfer of genetic info from one cell to another (correct)

They inhibit other bacterial species

What are two essential functions of DNA?

Preserve the integrity of genetic information and direct the construction of proteins Signup and view all the answers

What does DNA need to replicate with?

Great accuracy Signup and view all the answers

What does DNA direct and regulate the construction of?

Proteins Signup and view all the answers

What does DNA need to preserve?

The integrity of genetic information Signup and view all the answers

What is necessary for a cell's growth and reproduction in a specific cellular environment?

Regulation of protein construction Signup and view all the answers

Why does DNA need to be replicated with great accuracy?

To ensure the preservation of genetic information Signup and view all the answers

What does the central dogma of molecular biology state?

DNA encodes RNA, which encodes protein Signup and view all the answers

What is the process of DNA replication described as?

Semiconservative Signup and view all the answers

What is the difference between polycistronic mRNA and monocistronic mRNA?

Monocistronic mRNA encodes a single polypeptide, polycistronic mRNA encodes multiple polypeptides Signup and view all the answers

In which part of the central Dogma does the Shine-Dalgarno sequence play a role?

Translation of mRNA Signup and view all the answers

What occurs during the initiation step of DNA replication?

Unzipping of DNA strands Signup and view all the answers