Butyrate can function as ： A: protein methylation B: Protein acetylation C: Protein phosphorylation D: Protein deacetylation

protein from food or a protein

Protein from food or a protein supplement acts the same in the body.

Some Chinese kids eat ______ as they actually need every day. A: twice as much protein B: twice protein as much twice C: twice protein as much D: protein as twice much

Dyspnea is ( ). A: difficulty digesting food B: difficulty breathing C: painful activity D: worsening pain

The protein localization is determined by its sorting signal that directs the protein to the organelle.

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

His work responsibilities were _________________ into his free time. A: drinking B: swallowing C: digesting D: eating

Protein domain is a __________ part of a given protein sequence that has evolved a specific function.

Which of the followings is Ser/Thr kinase? A: Protein kinase A B: MAPK C: Protein kinase C D: Protein kinase G E: MEK