Proteins can be separated electrophoretically on the basis of their relative contents of acidic and basic residues.（）
举一反三
- Asking for leave can be written on the basis of the following contents, which are___________( ). A: marrage B: sickness C: meeting D: traffic accident
- Human BRCA1 and BRCA2 are large proteins (1,834 and 3,418 amino acid residues, respectively) that interact with a wide range of other proteins involved in transcription, chromosome maintenance, DNA repair, and control of the cell cycle.
- In no way ______ from practice. A: theory can be separated B: theory is separated C: can theory be separated D: has theory been separated
- The coordinates of a vector relative to a basis in a vector space is unique.
- A disulphide bond can be formed between A: Two methionine residues B: Two cysteine residues C: A methionine and a cysteine residue D: All of these