Chloroplasts and mitochondria are similar in that they both-14-2013
A) contain DNA.
B) are involved in protein production for the cell.
C) are involved in cellular waste processing.
D) are membranous sacs involved in storage.
E) are involved in helping to maintain cell shape.

Question

Quizplus · Accepted Answer

Both chloroplasts and mitochondria contain their own DNA separate from the cell's nuclear DNA. This is thought to support the theory that they were once free-living organisms that were engulfed by early eukaryotic cells and eventually became integrated as organelles.

Chloroplasts and Mitochondria Are Similar in That They Both-14-2013