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Q. Which of the following features are characteristic of prokaryotes?
  1. Absence of membrane-bound organelles
  2. Circular DNA not enclosed in a nucleus
  3. 80S ribosomes in cytoplasm
Select the correct option from the codes given below:
Answer: Only 1 and 2
Notes: Prokaryotes are defined by the absence of membrane-bound organelles and possess circular, naked DNA not enclosed in a nucleus. Their ribosomes are 70S, distinguishing them from eukaryotes, which have 80S ribosomes in the cytoplasm. Thus, statements 1 and 2 are correct for prokaryotes, while statement 3 is incorrect.
Question Source: 📚This question has been sourced from GKToday's Target UPSC Prelims for 2026, 2027 & 2028 App Exclusive Course in GKToday Android Application which provides more than 12K Topicwise UPSC Prelims General Studies questions with explanations framed on UPSC pattern. Download the app here.
📌 Question Number: 70 in 102: Biological Classification in the above course in App.