Examlex
The dura mater is the outermost layer of the meninges.
Amino Acids
Fundamental components of proteins, each containing an amino group, a carboxylic acid group, and a unique side chain.
Double Helix
The structure of DNA, which consists of two antiparallel polynucleotide chains twisted around each other.
Polymer
is a chemical compound or mixture of compounds formed by polymerization and consisting essentially of repeating structural units.
Nucleotides
The basic building blocks of nucleic acids like DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base.
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