Biology 11th Edition by Cecie Starr ,Ralph Taggart

تمرين 1

When you notice mushrooms or any other fungus growing outdoors, think twice before nibbling on them. Some are distinctive enough to be recognized as toxic, but others might fool you. As the saying goes, there are old mushroom hunters and bold mushroom hunters-but no old, bold mushroom hunters.
So how do commercial mushroom farms identify and keep out the poisonous kinds Do some research and write a brief report on what you discover.