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  1. Which statement is one component of the cell theory?

  2. A.

     DNA is the basis of genetic transfer

    B.

     All living cells arise from pre-existing cells

    C.

     All cells are composed of same organelles

    D.

     Tissues are formed from combinations of cells

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    Answer : Option B

    Explanation :

    The three parts of the cell theory are as follows:
    (1) All living things are made up of cells,
    (2) Cells are the smallest units (or most basic building blocks) of life, and
    (3) All cells come from pre-existing cells through the process of cell division.


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