Chloroplasts originated from endosymbiotic cyanobacteria once and only once.
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Q65: A symbiont is an organism that lives
Q66: Which of the following is a hypothesis
Q67: The photosynthetic amoeba Paulinella is an example
Q68: Which of the following is NOT true
Q69: To which superkingdom do humans belong?
A)Archaeplastida
B)Alveolata
C)Excavata
D)Opisthokonta
E)Rhizaria
Q71: Mitochondria are thought to have evolved from:
A)amoeba.
B)heterotrophic
Q72: Most eukaryotic cells contain mitochondria, but a
Q73: In eukaryotes that lack mitochondria, what structures
Q74: Chloroplasts and mitochondria in eukaryotes are thought
Q75: The only known eukaryotic-bacterial symbioses are the
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