13. Which of the following proteins are unlikely the precursors of the inner mitochondrial protein? KAU...
1. Which of the following proteins are unlikely the precursors of the inner mitochondrial protein? A.proteins initially located in the lumen of the endoplasmic reticulum B.proteins synthesized in the cytosol C.proteins synthesized in the mitochondrial matrix D.proteins synthesized in the cytosol and are first transported into the mitochondrial matrix 2. Which of the following proteins whose syntheses are completed in the rough ER? A. pyruvate kinase located in the cytosol B. enzymes located in the lysosomes C. histone H3 D....
8. Which of the following is not a destination for vesicles leaving the Golgi apparatus? a. The plasma membrane b. The exterior of the cell c. Lysosomes d. Mitochondria 12 9. Proteins that fail to fold properly in the endoplasmic reticulum are removed by a process termed alled 10. Chloroplasts have three membranes: the inner membrane, the outer membranc, and the membrane. t I. Which of the following is not a protein translocon/translocase found in the mitochondrial inner or outer...
QUESTION 40 Where are the proteins of the electron transport chain located in prokaryotic cells that respire A. Mitochondrial inner membrane B. Plasma membrane C. Cytosol D. Mitochondrial intermembrane space E. Mitochondrial matrix
Which of the following statements describing the import of proteins into the nucleus is correct? Answers A-D A Transport into the nucleus requires the activity of a G protein. B The receptor for nuclear proteins is found in the cytosol and travels into the nucleus with the protein being transported o С Proteins destined for the nucleus are transported in a fully-folded conformation. D These statements are all correct. o You are interested in a water-soluble protein that functions within...
located? 15- In which compartments of the mitochondrion are each of the following _porin mitochondrial DNA TCA cycle enzymes ETC proteins ATP synthase ATP synthesis a) outer membrane b) inner membrane c) intermembrane space d) matrix symport for pyruvate
8. The movement of protons out of the mitochondrial matrix establishes an electrochemical H gradient across the inner mitochondrial membrane. The electrochemical potential of this gradient is harnessed to synthesize ATP. This is known as the (A) Hydrophobic effect IqChemiosmotic theory (B) Acid catalysis (0) Michaelis-Menten mechanism _9. Which of the following statements about mitochondria and their lon and metabolite transporters is FALSE? (A) Controlled impermeability of the inner mitochondrial membrane to most ions and metabolites allows for the generation...
Order the following statements to correctly describe the route of secreted protein as it is synthesized and secreted from a eukaryotic cell. A. The protein folds and undergoes modification within the rough ER. B. The protein travels within a membranous vesicle from the ER to the cis face of the Golgi apparatus. C. Translation begins on a ribosome. D. The protein travels toward the trans face of the Golgi, from which it is packaged into a secretory vesicle. E. The...
1- In animal mitochondria, H+ protons are actively pumped from ___ to ____. a. the cytosol; the intermembrane space b. the matrix; the intermembrane space c. the matrix; the cytosol d. the intermembrane space; the cytosol e. the intermembrane space; the matrix 2- Which of the following characteristics of the human mitochondrial genome is FALSE? a. Circular form b. Inherited primarily from mother c. Encodes all necessary proteins the mitochondria needs, including enzymes for transcription and translation d. Genetically similar...
4. Which of the following proteins whose syntheses are completed in the rough ER? A. pyruvate kinase located in the cytosol B. enzymes located in the lysosomes C. histone H3 D. mitochondria matrix proteins
12. Compared to the cytosol, which of the following is generally true about the lumen of the endoplasmic reticulum in our cells? A. It has a higher pH. B. It has a much higher calcium ion concentration. D C. It has a more reducing environment. D. It has a higher density of ribosomes. E. All of the above.