These animals use a water vascular system.

Members include tunicates.

Parthenogenesis is when unfertilized haploid eggs develop into new offspring.

Bonus question – Which animal is used to encourage growth of new blood vessels in reattached body parts?

Members include leeches.

Use choanocytes to filter food.

Bonus question – Which animal has the longest penis relative to its body size?

Circulatory system is first seen in this group of animals.

Which one has spores with harpoon-like structures?

Which of the following are non-motile, multicellular, and are producers?