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Below are four statements about the structure of prokaryotic cells - AQA - A-Level Biology - Question 3 - 2023 - Paper 3
Question 3
Below are four statements about the structure of prokaryotic cells. 1. No prokaryotic cell has DNA that is associated with proteins. 2. No prokaryotic cell has memb... show full transcript
Worked Solution & Example Answer:Below are four statements about the structure of prokaryotic cells - AQA - A-Level Biology - Question 3 - 2023 - Paper 3
Step 1
Tick the correct statements
Answer
The correct choice is B: statements 1, 2 and 4.
- Statement 1 is false; prokaryotic cells do have DNA associated with proteins in the form of histones in some archaea.
- Statement 2 is true; prokaryotic cells lack membrane-bound organelles.
- Statement 3 is true; many prokaryotic cells have flagella, but not all.
- Statement 4 is true; prokaryotic cells generally have smaller ribosomes than eukaryotic cells.