Prokaryotes and eukaryotes are primarily distinguished by the absence or presence of internal membrane-enclosed organelles. Are prokaryotic cells at an evolutionary disadvantage because they lack organelles?
a. Yes; without organelles, prokaryotic cells cannot photosynthesize or respire.
b. Yes; without organelles, prokaryotes are unable to bring together the reactants needed for biological reactions.
c. No; although prokaryotic cells are comparatively less efficient than eukaryotic cells, they are still able to carry out the processes necessary for survival and reproduction.
d. No; eukaryotic organelles are expelled each time the cell divides.
Ans: c. No; although prokaryotic cells are comparatively less efficient than eukaryotic cells, they are still able to carry out the processes necessary for survival and reproduction.
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3.It has paired fins and scales.
4.It has waterproof skin.
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