1. Nuclear envelope is formed.
2. Proteobacteria is incorporated → becomes mitochondrion
3. Cyanobacteria is incorporated → becomes chloroplast
One of the key innovations in the evolution of eukaryotes from a prokaryotic ancestor is the endomembrane system. Which eukaryotic organelles or features might have evolved as a part of, or as an elaboration of the endomembrane system?
B) plasma membrane
D) nuclear envelope
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