Primary-structure
noun
1.
Biochemistry. the basic sequence of amino acids in a polypeptide or protein.
2.
the basic parts of an aircraft, damage to which would be dangerous.
primary structure
The linear sequence of amino acids in a protein. See also quaternary structure, secondary structure, tertiary structure.
Read Also:
- Primary-syphilis
noun, Pathology. 1. the first stage of syphilis, characterized by the formation of a chancre at the site of infection. primary syphilis n. The first stage of syphilis, marked by formation of a painless chancre at the point of infection and by hardening and swelling of adjacent lymph nodes.
- Primary-tissue
noun, Botany. 1. any tissue resulting directly from differentiation of an apical meristem.
- Primary treatment
noun primary care Word Origin 1808 Usage Note medical
- Primary tuberculosis
primary tuberculosis n. Tuberculosis caused by infection with tubercle bacilli and characterized by the formation of a primary complex in the lungs consisting of a small peripheral pulmonary focus and hilar or paratracheal lymph node involvement; it may cavitate and heal with scarring or progress.
- Primary-type
noun, Biology. 1. a specimen used in the original description or illustration of a species.