During asexual reproduction the posterior part of the animal simply breaks off. This is the most common means of reproduction in Dugesia. Regeneration.-- This has been widely studied in this group of animals. There is a polarity that exists in each cut piece.
Yeast Infections are usually signified by itching and burning in the vagina and around the vulva. A white vaginal discharge that may look like cottage cheese and may be odorless or have a yeasty smell (like bread or beer).
Yeast, if it has a smell, will smell like the yeast you buy from the store to leaven bread; or, it could smell like beer to some extent. But, if you are noticing a vaginal fishy smell, this is highly indicative of bacterial vaginosis. Yeast infections will not cause a fishy vaginal odor.