Question

1. which of the following best describes a key difference in complexity between prokaryotic and eukaryotic cells? both cell types have mitochondria, but only eukaryotes have ribosomes. prokaryotic cells are generally larger and more complex than eukaryotic cells. prokaryotic cells have a nucleus, while eukaryotic cells do not. eukaryotic cells contain membrane - bound organelles, while prokaryotic cells lack them.

Explanation:

Prokaryotic cells are simple, lacking membrane - bound organelles. Eukaryotic cells are more complex with membrane - bound organelles like mitochondria, nucleus etc. Prokaryotes have ribosomes, are generally smaller, and lack a true nucleus.

Answer:

E. Eukaryotic cells contain membrane - bound organelles, while prokaryotic cells lack them.