Discussion
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- Question
The cellular organelle associated with secretion is the
Options- A. golgi complex
- B. mitochondrion
- C. ribosome
- D. lysosome
- Correct Answer
- golgi complex
- 1. Which of the following can be found as a part of the mitochondrial matrix?
Options- A. Ribosomes
- B. DNA
- C. Enzymes
- D. All of these Discuss
- 2. Which of the following statements about mitochondrial proteins is true?
Options- A. All mitochondrial proteins are coded for and synthesized in the mitochondria
- B. Some mitochondrial proteins are coded for and synthesized in the mitochondria and others
- C. All mitochondrial proteins are imported from the cytoplasm
- D. Mitochondrial proteins arise from other mitochondrial proteins Discuss
- 3. Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?
Options- A. Both have their own DNA
- B. Both have their own ribosomes
- C. Both strongly resemble prokaryotes, especially in size
- D. Both can live and function independently of the cell Discuss
- 4. If the ends of the following polysaccharide are pulled, which one would stretch the most?
Options- A. Glycogen
- B. Starch
- C. Cellulose
- D. None of these Discuss
- 5. The cellular organelle associated with photosynthesis is the
Options- A. golgi complex
- B. mitochondrion
- C. lysosome
- D. chloroplast Discuss
- 6. What is the source of free energy (?G) for moving protons out of mitochondria against their concentration and electrical gradients?
Options- A. Glycolysis
- B. Creatine phosphate
- C. The redox reactions of electron transport
- D. ATP Discuss
- 7. Which of the following is not an electron carrier class in the electron transport chain?
Options- A. Flavoproteins
- B. Cytochromes
- C. Iron - sulfur proteins
- D. Cytochrome c oxidase Discuss
- 8. Specialized type of peroxisome and the site of glyoxylate pathway in certain plants is known as
Options- A. gly-peroxisome
- B. lysosome
- C. glyoxysome
- D. none of these Discuss
- 9. A cell without cell wall is called
Options- A. apoplast
- B. protoplast
- C. symplast
- D. none of these Discuss
- 10. The mitochondria were known in the nineteenth century to be osmotically active on the basis of evidence that
Options- A. the mitochondrial matrix is hypotonic to the cellular cytoplasm
- B. the mitochondrial matrix is hypertonic to the cellular cytoplasm
- C. mitochondria were derived from a symbiotic bacterium
- D. mitochondria are surrounded by a semi permeable membrane Discuss
Plant Structure problems
Search Results
Correct Answer: All of these
Correct Answer: Some mitochondrial proteins are coded for and synthesized in the mitochondria and others
Correct Answer: Both can live and function independently of the cell
Correct Answer: Starch
Correct Answer: chloroplast
Correct Answer: The redox reactions of electron transport
Correct Answer: Cytochrome c oxidase
Correct Answer: glyoxysome
Correct Answer: protoplast
Correct Answer: mitochondria are surrounded by a semi permeable membrane
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