Need 20 point and will mark do some research into thornless varieties of plants. a. what plants are available which do not have thorns? b. is thornlessness a mutation? c. when and where was the possibility of growing thornless varieties of plants discovered? d. how do these varieties compare with the variety that has thorns?

Plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.