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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएचएससी विज्ञान इयत्ता ११

Distinguish between prokaryotes and eukaryotes.

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प्रश्न

Distinguish between prokaryotes and eukaryotes.

फरक स्पष्ट करा
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उत्तर

  Prokaryotes Eukaryotes
Size of cell 1-5 cm 10 -100 cm True Nucleus
Nuclear character Nucleoid or incipient nucleus only (No nuclear membrane or Nucleolus Nucleolus & Nuclear membrane present
DNA Usually Circular without histone protein Usually linear with histone proteins
RNA/ Protein synthesis Couples in Cytoplasm RNA Synthesis inside Nucleus / Protein synthesis in the cytoplasm)
Ribosomes 50 s +30 s (70s) 60s + 40s ( 80s)
Organelles Absent Numerous
Cell Movement Flagella Flagella & Celia
Organisation Usually unicellular Single, Colonial and multicellular
Cell division Binary Fission Mitosis & Meiosis
Example Bacteria & Archae Bacteria Fungi, Plants, and Animals
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Types of Cells
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Cell: The Unit of Life - Evaluation [पृष्ठ २५७]

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