Cellular Organelles (OCR A-Level Biology A): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the cytoplasm include?
What does the cytoplasm include?
Cytosol and all organelles within it
What is the function of nuclear pores?
What is the function of nuclear pores?
Selective transport between nucleus & cytoplasm
What distinguishes rough ER from smooth ER?
What distinguishes rough ER from smooth ER?
RER has ribosomes; SER lacks them
How are the cisternae of the Golgi apparatus arranged?
How are the cisternae of the Golgi apparatus arranged?
Flattened sacs that are not interconnected
What type of ribosomes are found in eukaryotic cells?
What type of ribosomes are found in eukaryotic cells?
80S ribosomes
What is the function of cristae in mitochondria?
What is the function of cristae in mitochondria?
Large surface area for respiratory enzymes
Where are chloroplasts found?
Where are chloroplasts found?
Only in plant cells and some protists
What is the pH inside lysosomes?
What is the pH inside lysosomes?
Acidic (pH ~5)
In which type of cells are centrioles found?
In which type of cells are centrioles found?
Only in animal cells
Why use ice-cold isotonic solution in cell fractionation?
Why use ice-cold isotonic solution in cell fractionation?
Prevents enzyme activity & osmotic damage