What Is NOT True Concerning Androstenedione ("Andro")

question 2

Multiple Choice

What is NOT true concerning androstenedione ("andro") ?

• A)It received a sales boost after Sammy Sosa admitted using the supplement in 1998 in attempting to break Major League Baseball's home-run record.
• B)It is an intermediate in the natural production of testosterone.
• C)It is an intermediate in the natural production of estrogen.
• D)Users risk liver damage
• E)The FDA ordered a halt to its distribution in 2004.

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Definitions:

O-linked Glycosidic Bond

An O-linked glycosidic bond is a type of covalent bond that connects a sugar molecule to another molecule via an oxygen atom.

Merrifeld Synthesis

A method for synthesizing peptides and proteins using a solid-phase synthesis technique.

Tripeptide

A peptide made up of three amino acids linked by peptide bonds, integral to various biological functions.

Protecting Groups

Chemical groups attached to a molecule's sensitive functional groups to block them from unwanted reactions during synthesis steps, to be removed later to reveal the original functional group.