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10 Questions

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Bacterial DNA Structure and Composition

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Questions and Answers

What is the orientation of the two DNA strands in relation to each other?

Perpendicular

Antiparallel (correct)

Orthogonal

Parallel

What bases are hydrogen bonded in DNA, creating complementary base pairs?

Adenine and Cytosine

Guanidine and Cytosine

Adenine and Thymine (correct)

Guanine and Thymine

What is the unit commonly used to express the length of a DNA molecule?

Joules (J)

Megabytes (MB)

Centimeters (cm)

Kilobase pairs (kbp) (correct)

What part of the DNA molecule determines its genetic information?

Base pairs Signup and view all the answers

How far apart are adjacent base pairs in a DNA molecule?

$0.34$ nm Signup and view all the answers

What is the function of RNA molecules?

To communicate DNA gene sequences Signup and view all the answers

Which base in DNA is replaced by uracil in RNA?

Thymine Signup and view all the answers

What is the primary function of mRNA in a cell?

Transporting genetic information from DNA to ribosomes Signup and view all the answers

Which type of RNA is primarily involved in catalyzing the formation of the peptide bond during protein synthesis?

rRNA Signup and view all the answers

What accounts for over 95% of the total RNA in a bacterial cell?

tRNAs and rRNAs Signup and view all the answers