A Particular Triplet of Bases in the Template Strand of DNA

question 33

Multiple Choice

A particular triplet of bases in the template strand of DNA is 5'-AGT-3'.The corresponding codon for the mRNA transcribed is

• A)3'-UCA-5'.
• B)3'-UGA-5'.
• C)5'-TCA-3'.
• D)3'-ACU-5'.

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Definitions:

Nitrogen-Containing Base

One of the building blocks of DNA and RNA molecules, including adenine, guanine, cytosine, thymine (in DNA) and uracil (in RNA), which are key to encoding genetic information.

Phosphate Group

A functional group consisting of a phosphorus atom bonded to four oxygen atoms, important in energy transfer and storage molecules like ATP.

Clone

Genetic copy of an organism.

Genetic Copy

A genetic copy refers to an organism or cell that has the exact same genetic makeup as another, essentially a synonym for a clone but often used in the context of molecular genetics.