Cell Structure (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
Which organelle produces ribosomes needed for protein synthesis?
Which organelle produces ribosomes needed for protein synthesis?
Nucleolus
What process releases proteins from vesicles at the plasma membrane?
What process releases proteins from vesicles at the plasma membrane?
Exocytosis
Which protein forms the hollow tubular structures of microtubules?
Which protein forms the hollow tubular structures of microtubules?
Tubulin
What protein are microfilaments composed of?
What protein are microfilaments composed of?
Actin
Which is NOT a function of the cytoskeleton?
Which is NOT a function of the cytoskeleton?
DNA replication
What size ribosomes are found in prokaryotic cells?
What size ribosomes are found in prokaryotic cells?
70S ribosomes
What is the bacterial cell wall made of?
What is the bacterial cell wall made of?
Murein (peptidoglycan)
What do plasmids in bacterial cells often carry genes for?
What do plasmids in bacterial cells often carry genes for?
Antibiotic resistance
What are plasmodesmata?
What are plasmodesmata?
Channels connecting plant cell cytoplasm
Which structure is found in plant cells but rarely in animal cells?
Which structure is found in plant cells but rarely in animal cells?
Large central vacuole