The ascidian Ciona, a genus of sea squirts, undergoes metamorphosis from active, tadpole-like larvae to sessile adults. Metamorphosis begins when Ciona larvae attach themselves to rocks or other ...
Tsukuba, Japan—The ascidian Ciona, a genus of sea squirts, undergoes metamorphosis from active, tadpole-like larvae to sessile adults. Metamorphosis begins when Ciona larvae attach themselves to rocks ...