Scelta multipla
The term 'prokaryotes' refers to which of the following types of organisms?
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5. Cell Components
Prokaryotic & Eukaryotic Cells
Scelta multipla
Which of the following structures is found in both prokaryotic and eukaryotic cells?
A
Mitochondria
B
Chloroplasts
C
Nucleus
D
Ribosomes
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Begin by understanding the basic differences between prokaryotic and eukaryotic cells. Prokaryotic cells are simpler and do not have membrane-bound organelles, while eukaryotic cells have complex structures with membrane-bound organelles.
Identify the structures listed in the problem: mitochondria, chloroplasts, nucleus, and ribosomes. Note that mitochondria, chloroplasts, and nucleus are membrane-bound organelles.
Recall that prokaryotic cells do not have membrane-bound organelles, so they do not contain mitochondria, chloroplasts, or a nucleus.
Understand that ribosomes are the cellular structures responsible for protein synthesis and are found in both prokaryotic and eukaryotic cells. They are not membrane-bound, which allows them to be present in prokaryotic cells.
Conclude that ribosomes are the structure found in both prokaryotic and eukaryotic cells, as they are essential for protein synthesis in all living organisms.
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