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DNA Structure in Bacteria

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Questions and Answers

What is the primary function of RNA molecules?

Storing genetic information

Regulating gene expression

Communicating DNA gene sequences (correct)

Transporting amino acids

In RNA molecules, what base pairing occurs?

A-C and G-T

A-U and G-C (correct)

A-T and C-G

A-G and C-U

Which type of RNA functions as an enzyme in protein synthesis?

mRNA

tRNA

rRNA (correct)

ssRNA

What role do tRNAs and rRNAs play in a bacterial cell?

Account for over 95% of total RNA Signup and view all the answers

What contributes significantly to the physical structure of a bacterial cell's DNA molecule?

Folding and supercoiling Signup and view all the answers

What is the orientation of the chemically oriented strand in DNA?

5'→3' Signup and view all the answers

Which base pairs are hydrogen bonded in DNA?

Cytosine and Guanine Signup and view all the answers

What is the separation between each base pair in a DNA molecule?

0.34 nm Signup and view all the answers

What is the role of the template strand in DNA replication or expression of information?

Provides information for copying or expression in the coding strand Signup and view all the answers

What is the length measurement commonly used for expressing the size of a DNA molecule?

Kilobase pairs (kbp) Signup and view all the answers