Examlex
The basic functional unit of the nervous system are cells called ________.
Phosphate Groups
Phosphate groups consist of a phosphorus atom bonded to four oxygen atoms and are critical components of many biological molecules, including DNA, RNA, and ATP.
Base-Pairing Rules
The base-pairing rules describe how nucleotides form pairs in DNA and RNA through hydrogen bonding: adenine pairs with thymine (uracil in RNA) and cytosine pairs with guanine.
A-T
Adenine-Thymine, a base pair in DNA where adenine (A) pairs with thymine (T) through hydrogen bonds, crucial for the structure of DNA.
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