The 3 ′ End of Eukaryotic Pre-MRNAs Are Changed By

question 7

Multiple Choice

The 3 ′ end of eukaryotic pre-mRNAs are changed by:

• A) removing the last phosphate group.
• B) adding a "cap."
• C) copying the last few bases so that it can form a duplex structure.
• D) adding 100 − 250 adenine nucleotides.
• E) phosphorylation of the mRNA molecule.

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Definitions:

Insulin Levels

The level of insulin, a hormone made by the pancreas to control blood sugar levels, present in the blood.

Leptin

An agent released by fat tissues tasked with maintaining energy stability by reducing the sensation of appetite.

Body Fat

The portion of the human or animal body composed of fat tissues, serving as energy storage and insulation.

Puberty

The phase of life in which a child develops into an adult, marked by physical, emotional, and hormonal changes that prepare the body for reproduction.