問題詳情
68. Ubiquitin is a small protein which is covalently linked to proteins designated for destruction via ____.
(A) ATP-dependent proteases in lysosomes
(B) ATP-dependent proteases in proteasomes
(C) ATP-dependent proteases in ribosomes
(D) ATP-independent proteases in endosomes
(E) ATP-independent proteases in peroxisomes
(A) ATP-dependent proteases in lysosomes
(B) ATP-dependent proteases in proteasomes
(C) ATP-dependent proteases in ribosomes
(D) ATP-independent proteases in endosomes
(E) ATP-independent proteases in peroxisomes
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- Prezygotic isolating mechanisms act to limit hybridization and maintain the genetic identity of
- Which of the following descriptions regarding neuronal disorders is correct?(A) Amyloid plaques
- According to the intermediate disturbance hypothesis, species richness is higher in areas of int
- Cooperative binding of a ligand to a protein is a form of allosteric binding. Which of the follo
- Supercoiled DNA can be relaxed by ________.(A) catenation (B) intercalation (C) nicking one stra
- Stem cell transplants may someday be used to treat Parkinson's disease. Researchers are hop
- Which of the following descriptions regarding circulatory system is correct?(A) The circulatory
- X chromosome inactivation is an epigenetic mechanism that silences the majority of genes on one
- What is the appropriate order for oxidation of glucose to CO2, H2O and ATP?convert pyruvate to
- Molecular chaperones assist proteins in the formation of ________.(A) aggregates (B) 3° structur
內容推薦
- Which of the following descriptions regarding muscle is correct?(A) The length of thick filament
- How does a noncompetitive inhibitor decrease the rate of an enzyme reaction?(A) by binding to th
- The following compounds function as neurotransmitters except ________.(A) acetylcholine (B) crea
- What of type reaction promotes the conversion of phosphatidylserine to phosphatidylethanolamine?
- Which of the following about transposable elements is correct?(A) occurs only in bacteria(B) occ
- Radiolabelled isotope dating is an important method to determine the age of a fossil. A14C conte
- Which of the following statements regarding insects is correct?(A) Incomplete metamorphosis have
- Which of the following about endocrine system is incorrect?(A) Testis is a part of endocrine sys
- What compound does not exist in the glyoxylate cycle?(A) citrate (B) α-ketoglutarate (C) isocitr
- The difference between pinocytosis and receptor-mediated endocytosis is that .(A) pinocytosis br
- Which of the following descriptions about the Michaelis-Menten equation is false?(A) KM measures
- Which of the following correctly describes the relationships between gross primary production (G
- When electrons flow along the electron transport chain of mitochondria, which of the following c
- Which compound is not one-carbon carrier in metabolism?(A) tetrahydrobiopterin (B) formyl-tetrah
- How does extracellular glucose inhibit transcription of the lac operon?(A) by strengthening the
- Which description about Hb (hemoglobin) is false?(A) HbF has an α2γ2 structure.(B) HbA has an α2
- Which of the following statements regarding vertebrates is correct?(A) Chondrichthyans have oper
- Which of the following statements regarding yeast two-hybrid analysis is false?(A) The goal is t
- The carbon skeleton produced by transamination of aspartate enters the citric acid cycle as ____
- Which of the following descriptions regarding appetite control of animal is correct?(A) Ghrelin
- What amino acid residues in some membrane-associated proteins are covalently linked to myristoyl
- 5-phosphoribosyl-1-pyrophosphate (PRPP) is a precursor in the synthesis of all of the following
- What main component in plasma membrane has the oligosaccharide head groups to determine human bl
- What enzyme is frequently used for the measurement of the concentrations of glucose in blood?(A)
- Transcriptional activators that have variable positions and orientations are called _______.(A)