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Questions and Answers
Which term describes organelles that are enclosed within their own lipid bilayers?
Which term describes organelles that are enclosed within their own lipid bilayers?
- Prokaryotic organelles
- Membrane-bound organelles (correct)
- Eukaryotic organelles
- Non-membrane bound organelles
What is the function of organelles?
What is the function of organelles?
- To maintain the shape of the cell
- To protect the cell from harmful substances
- To produce energy for the cell
- To carry out specific tasks within a cell (correct)
Which structures are often referred to as organelles even though they extend outside of cells?
Which structures are often referred to as organelles even though they extend outside of cells?
- Mitochondria and plastids
- Nuclear envelope, endoplasmic reticulum, and Golgi apparatus
- Cilia, flagellum, and archaellum (correct)
- Prokaryotic flagellum and pilus
Which term did German zoologist Karl August Möbius use to refer to cellular structures as little organs?
Which term did German zoologist Karl August Möbius use to refer to cellular structures as little organs?
What is the main structure of proteinaceous organelles made of?
What is the main structure of proteinaceous organelles made of?
Which term is commonly used to refer to non-membrane bound organelles?
Which term is commonly used to refer to non-membrane bound organelles?
Which two broad classes of organelles contain their own DNA and have originated from endosymbiotic bacteria?
Which two broad classes of organelles contain their own DNA and have originated from endosymbiotic bacteria?
Which of the following is NOT an example of compartmentalization in prokaryotes?
Which of the following is NOT an example of compartmentalization in prokaryotes?
What were the mesosomes initially believed to be?
What were the mesosomes initially believed to be?
Which bacterial phylum has been found to have compartmentalization features?
Which bacterial phylum has been found to have compartmentalization features?
What is the function of carboxysomes in prokaryotes?
What is the function of carboxysomes in prokaryotes?
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