The folded portion of mitochondrion is called? by Sunday | May 15 | Biology WAEC | 0 comments A. cristae B. cell membrane C. nucleolus D. partition Correct Answer: Option A A. cristae Users Also Read These:The portion of authorized capital that has been…The portion authorized capital made available to the…Down folded layers of chalk or limestone sandwiched…A basin where rock layers have been folded and in…The specific portion of a habitat which is occupied…