Multiple choice Which of the following is false? The zygosporangium of Rhizopus lacks columella. The zygosporangium of Rhizopus contains columella. The zygospores are thick walled diploid spores. After meiotic division in the zygospore, only one nucleus remains functional. Reveal answer Fill a bubble to check yourself B Correct answer Explanation The zygosporangium of Rhizopus does not contain a columella; the columella is a structure found in the sporangium, not the zygosporangium. Therefore, the statement claiming it contains a columella is false.