Ubiquitin cycle Study guides, Revision notes & Summaries

This document provides a summary about the basics of cell biology. It is a brief summary about the different cell compartments, such as the cell membrane, nucleus, nucleolus, ER, Golgi apparatus, mitochondria, lysosomes, transport vesicles, cytoskeleton, chloroplasts, the cytosol, ATP, Ion motive forces, Glycolysis, Pyruvate oxidation, Citric acid cycle, Oxidative phosphorylation, Respiratory chain/electron transport chain, ROS formation, ATP as a drug target, ATP in synapses, Warburg effect, P5...

Which of the following is wrong about nitrogen metabolism? a.About 50% of nitrogen in the body is excreted as free ammonium ion b.Humans are totally dependent on other organisms for converting atmospheric nitrogen into forms available to the body c.Dietary proteins are the primary source of nitrogen metabolized by the body d.Carbon skeletons of amino acids are oxidized for energy, converted to glucose and stored as glycogen correct answer: About 50% of nitrogen in the body is excreted as ...

Exam(Elaborations) UNE Biochemistry Unit 4 – Final 2024 Which of the following amino acids is considered non essential because it is generated by the urea cycle? A. arginine B. lysine C. asparagine D. glutamine E. histidine arginine The urea cycle takes place in which of the following subcellular locations? A. the cytosol and the mitochondria B. the mitochondria only C. the cytosol only the cytosol and the mitochondria Ubiquitination is a means of targeting a pro...

Exam(Elaborations) UNE Biochemistry Unit 4 – Final 2024 Which of the following amino acids is considered non essential because it is generated by the urea cycle? A. arginine B. lysine C. asparagine D. glutamine E. histidine arginine The urea cycle takes place in which of the following subcellular locations? A. the cytosol and the mitochondria B. the mitochondria only C. the cytosol only the cytosol and the mitochondria Ubiquitination is a means of targeting a pro...

NBME - NEW TESTS (POSSIBLE 2024 QUESTIONS AND ANSWERS)-A 2 year old girl who is exposed to the sun has progressive development of dryness of the skin, excessive freckling, and keratoses. Skin fibroblasts cultured from this child are most likely to be defective in which of the following? - Nuclear excision repair of pyrimidine dimers a 65 year old man has a radical prostacetomy and lymph node dissection for adenocarcinoma of the prostate. which of the following features is involved in the gr...

Human Physiology 100% correctly answered rated A+ 2023homeostasis - correct answer all body systems working together to maintain a stable internal environment (i.e., the resistance to change to ensure body functions remain in a normal range) receptor detects change -> processed in control centre; sends instructions -> effector carries out instructions autoregulation (intrinsic) vs extrinsic regulation in homeostasis - correct answer automatic response in a cell/tissue/organ vs respons...

UNE Biochem Unit 4 Week 13 Material Questions and Answers 100% Pass Ketogenic amino acids are metabolized into __________ Acetyl-CoA __________ amino acids are metabolized intermediates of the TCA cycle and are used in the process of GNG Glucogenic Essential amino acids are required in the diet and can/cannot be synthesized in the body cannot Nonessential amino acids can/cannot be synthesized in the body. can Name 4 things amino acids are used for. 1) Used for protein synthesis and degredati...

False - ANSWERST/F: excess amino acids can be stored Cytosol - ANSWERSProteins with short half-lives or those that are misfolded are degraded in the ____ ATP and ubiquitin - ANSWERSATP mediated protein degradation requires: Ubiquitin - ANSWERSAttachment of ___ changes the conformation of a protein structure targeting it to the proteasome Proteasome - ANSWERSlarge cylindrical protein complex that actively digests protein into AA components Alanine - ANSWERSAA ___ is used for glucos...

What type of bond links amino acids into a protein chain - correct answerpeptide bond What are the three components of a nucleotide? - correct answerSugar, phosphate group, nitrogenous base What will determine whether a particular chain of amino acids is hydrophobic or hydrophilic? - correct answerThe R-groups in that part of the peptide If a hydrophilic signal like insulin is intended to pass its signal to the nucleus inside a cell it will pass through the membrane to get to the DNA - ...

Ansc 224 Exam 1 UIUC Exam Questions and Answers 100% Solved Which of the following tissues has the greatest relative growth from birth to maturity? Skeletal muscle During fetal development most organs and tissues are growing primarily by which process? Proliferation or Hyperplasia Which of the following intracellular signaling pathway is important for regulating cell size? PI-3 Kinase What is the function of mTor (mammalian target of rapamycin)? It signals intracellular nutrient av...