The teacher and class were especially saddened when the colonial hydrozoan in their fish tank died. They had watched it carefully, and the unfortunate creature never even got to produce offspring by budding. Yet, everyone was elated when one of the students noticed a small colonial hydrozoan growing in a part of the tank far from the location of the original colony. The teacher was apparently unaware that these hydrozoans exhibit _______.

The teacher and class were especially saddened when the colonial hydrozoan in their fish tank died. They had watched it carefully, and the unfortunate creature never even got to produce offspring by budding. Yet, everyone was elated when one of the students noticed a small colonial hydrozoan growing in a part of the tank far from the location of the original colony. The teacher was apparently unaware that these hydrozoans exhibit _______.




A) spontaneous generation
B) sexual selection
C) alternation of generations
D) a medusa stage


Answer: D