Examlex
All of the following are types of arrhythmias except ________.
Pentose Sugars
A class of simple sugars that contain five carbon atoms, important in biological molecules like DNA and RNA.
Nitrogenous Bases
Organic molecules that make up the building blocks of nucleic acids, DNA and RNA, including adenine, guanine, cytosine, thymine (in DNA), and uracil (in RNA).
Beta Pleated Sheets
A structural motif in proteins characterized by zigzag folding of the peptide chain, contributing to the protein's overall stability.
Alpha Helices
A common structural motif in proteins where the polypeptide chain forms a coiled structure stabilized by hydrogen bonds between backbone atoms.
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