In Bonellia,all larvae are genetically and ce | vedclass

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(B) In the marine worm $Bonellia$ $viridis$,sex determination is environmentally controlled. $1$. Larvae that settle on the proboscis of an adult fema

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(B) In the marine worm $Bonellia$ $viridis$,sex determination is environmentally controlled. $1$. Larvae that settle on the proboscis of an adult female are exposed to secretions that cause them to develop into small,parasitic males. $2$. Larvae that do not encounter a female and develop freely in the open water grow into much larger,independent females. Therefore,if the larva develops freely in the water,it develops into a female.

In $Bonellia$,all larvae are genetically and cellularly identical. The male individual lives in the uterus of the female. If a larva settles near the proboscis of an adult female,it develops into a male. If the larva develops freely in the water,it develops into a.....

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