Which of the following cell structures contain(s) biological catalysts ?
- cytoplasm
- nucleus
- mitochondria
A. 1, 2 and 3
B. 2 only
C. 3 only
D. 2 and 3 only
E. 1 only
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Biological catalysts, also known as enzymes, are present in the cytoplasm and various organelles of cells, including the mitochondria. The Nucleus also contains various enzymes, but usually significantly less than the Mitochondria, cytoplasm, or different organelles.
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