volvox reproduces sexually
stereo is not reproducer. stereo is reproducer. sexual_reproduction is biological_reproduction. sexual_reproduction is not reproduction. sexual_reproduction is reproduction. xxx is not sex_chromosome. volvox is protoctist_genus. males_and_females has not genital_intercourse_to_create_offspring males_and_females has genital_intercourse_to_create_offspring volvox is not protoctist_genus.