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Questions and Answers
What is the main purpose of density gradient centrifugation in the context of relaxation-contraction coupling?
What is the main purpose of density gradient centrifugation in the context of relaxation-contraction coupling?
- Transporting proteins to the Golgi apparatus
- Separating rough endoplasmic reticulum (RER) from smooth endoplasmic reticulum (SER) (correct)
- Isolating proteins synthesized on free ribosomes
- Directing proteins to appropriate locations via signal sequences
Where are proteins synthesized on membrane-bound ribosomes translocated while their translation is in progress?
Where are proteins synthesized on membrane-bound ribosomes translocated while their translation is in progress?
- Nucleus
- Chloroplasts
- Mitochondria
- Endoplasmic reticulum (ER) (correct)
What is the function of targeting proteins to ER signal sequences?
What is the function of targeting proteins to ER signal sequences?
- Transporting proteins to lysosomes
- Directing the protein to appropriate location and removed after transport (correct)
- Isolating proteins synthesized on free ribosomes
- Separating rough endoplasmic reticulum (RER) from smooth endoplasmic reticulum (SER)
Where do proteins synthesized on free ribosomes remain or get transported to?
Where do proteins synthesized on free ribosomes remain or get transported to?
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Which organelle is responsible for transporting proteins to lysosomes, the plasma membrane, or the cell exterior via secretory vesicles?
Which organelle is responsible for transporting proteins to lysosomes, the plasma membrane, or the cell exterior via secretory vesicles?
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