The following belong to the protein classification is ( ).
A: toxin
B: enzyme
C: antibiotic
D: structural protein
A: toxin
B: enzyme
C: antibiotic
D: structural protein
举一反三
- Which of the following genes are structural genes? (). A: The promoter B: The enhancer C: The silencing D: The guide protein synthesis
- The enzyme neuraminidase consists of a ring of __ identical protein subunits.
- When an enzyme protein is purified and assayed step by step, _____________________________________ with each step. A: oth activity and total protein generally increase B: activity increases but total protein generally decreases C: oth activity and total protein generally decrease D: activity decreases but total protein generally increases
- Most solid materials are ( ) A: Crystal B: Enzyme C: Protein D: Quasicrystal
- The Structural Classification of Proteins (SCOP2) database (http://scop2.mrc-lmb.cam.ac.uk) organizes protein folds into four classes: __________________. A: allα B: allβ C: α/β (with α andβ segments interspersed or alternating) D: α+β (withα andβ regions somewhat segregated)