Use the Following Model of a Eukaryotic Transcript to Answer

question 21

Multiple Choice

Use the following model of a eukaryotic transcript to answer the next few questions.
5' UTR E₁ I₁ E₂ I₂ E₃ I₃ E₄ UTR 3'
-Which of the following is a useful feature of introns for this model?

• A) They are translated into small polypeptides.
• B) They become parts of snRNPs.
• C) Each intron has enzymatic properties.
• D) Introns allow exon shuffling.
• E) Introns protect exon structure.

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Definitions:

Path

The direction or route taken or to be taken by a moving geological process, element, or feature, such as a river or a fault line.

Volcanic Glass

A type of rock formed from the rapid cooling of lava without crystallization, producing a natural glass.

Coarse Granite

A type of granite rock characterized by large grains or crystals, indicative of slow cooling beneath the Earth's surface.

Cooling

Cooling refers to the process of losing heat, in the geological context often relating to the solidification of magma into igneous rock.