MCQ Book Questions

Q51220. The chemical inhibiting oxidative phos- phorylation, Adependent on the transport of adenine nucleotides across the inner mitochondrial membrane is

Q51221. Porphyrins are synthesized in

Q51222. Heme is synthesized from

Q51223. In the biosynthesis of the iron protopor- phyrin, the product of the condensation between succinyl-CoA and glycine is

Q51224. Porphyrin synthesis is inhibited in

Q51225. During synthesis of porphyrins, synthesis of δ-amino levulinic acid occurs in

Q51226. In the biosynthesis of heme, condensation between succinyl CoA and glycine requires

Q51227. In mammalian liver the rate controlling enzyme in porphyrin biosynthesis is

Q51228. The condensation of 2 molecules of δ-aminolevulinate dehydratase contains

Q51229. The enzyme δ-aminolevulinate dehy- dratase contains

Q51230. A cofactor required for the activity of the enzyme ALA dehydratase is

Q51231. The number of molecules of porphobili- nogen required for the formation of a tet- rapyrrole i.e., a porphyrin is

Q51232. Conversion of the linear tetrapyrrole hydroxymethylbilane to uroporphyrino- gen III

Q51233. Conversion of uroporphyrinogen III to coprophyrinogen III is catalysed by the enzyme.:

Q51234. The synthesis of heme from protophyrin III is catalysed by the enzyme:

Q51235. Many xenobiotics

Q51236. Acute intermittent porphyria (paraoxymal porphyria) is caused due to deficiency of

Q51237. The major symptom of acute intermittent porphyria includes

Q51238. The characteristic urinary finding in acute intermittent porphyria is

Q51239. The enzyme involved in congenial eryth- ropoietic porphyria is