The Chloroplast of Red Algae Retains Certain Pigments That Have

question 8

Multiple Choice

The chloroplast of red algae retains certain pigments that have been lost in green algal chloroplasts.The evolutionary significance of this is that

• A) red algae are cyanobacteria.
• B) neither green algae nor red algae can be classified as protists.
• C) the genes encoding these pigments originate from the archaeal heterotroph that engulfed the chloroplast.
• D) the genes encoding these pigments are of a proteobacterial origin.
• E) the genes encoding these pigments are of cyanobacterial origin.

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