Five observations of modern cells are listed.Which observation best supports the endosymbiosis theory?
A) The nuclear envelope in eukaryotic cells consists of two membranes.
B) Some eukaryotic cells such as human red blood cells do not have mitochondria.
C) Mitochondria and chloroplasts cannot survive on their own when removed from their host cells.
D) Examples exist of both prokaryotes and eukaryotes capable of carrying out photosynthesis.
E) Mitochondria present in all eukaryotes carry out the same function.

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The Answer of Five observations of modern cells are listed.Which observation best supports the endosymbiosis theory?
A) The nuclear envelope in eukaryotic cells consists of two membranes.
B) Some eukaryotic cells such as human red blood cells do not have mitochondria.
C) Mitochondria and chloroplasts cannot survive on their own when removed from their host cells.
D) Examples exist of both prokaryotes and eukaryotes capable of carrying out photosynthesis.
E) Mitochondria present in all eukaryotes carry out the same function.

Five Observations of Modern Cells Are Listed