Which of the following statements is false?

  • A
    The ribosomes of a polysome translate the $RNA$ into protein.
  • B
    Mitochondria divide by fragmentation.
  • C
    All cells arise from pre-existing cells.
  • D
    The lipid component of the membrane mainly consists of phosphoglycerides.

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Similar Questions

Which of the following structures between two adjacent cells forms an effective transport pathway?

Mark the mismatched pair.

Eukaryotic cells have organelles which may:
$(a)$ not be bound by a membrane
$(b)$ be bound by a single membrane
$(c)$ be bound by a double membrane
Group the various sub-cellular organelles into these three categories.

Select the correct match for $X$ and $Y$:
Column $X$Column $Y$
$(1)$ Plant cell wall$(P)$ Protein
$(2)$ Bacterial cell wall$(Q)$ Cellulose
$(3)$ Fungal cell wall$(R)$ Amino sugars (Peptidoglycan)
$(4)$ Viral capsid$(S)$ Chitin

Which one of the following pairs is correctly matched?

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