M3A1C3R1O1N1U1C3L1E1I1
17 points
MACRONUCLEI is validvalid
MACRONUCLEUS,
MACRONUCLEUS, a relatively large densely staining nucleus of most ciliate protozoans that is derived from micronuclei and controls various nonreproductive functions
MACRONUCLEUS,
MACRONUCLEUS, a relatively large densely staining nucleus of most ciliate protozoans that is derived from micronuclei and controls various nonreproductive functions