Tropisms and Nastic Movements. Tropisms are growth responses of plants that result in curvatures of plant organs toward or away from certain stimuli. Tropisms can be positive, in which case the plant will bend toward a stimulus, or negative, in which case the plant will bend away from a stimulus.
Enraged, Romeo declares that his love for Juliet has made him effeminate, and that he should have fought Tybalt in Mercutioâs place. When Tybalt, still angry, storms back onto the scene, Romeo draws his sword. They fight, and Romeo kills Tybalt.
Romeo refuses to fight Tybalt, the cousin of his darling Juliet. Enraged that Romeo will not defend his honor, Mercutio challenges Tybalt to a duel. Romeo attempts to separate the two, but Tybalt fatally wounds Mercutio. As he dies, Mercutio cries, A plague o' both your houses!/They have made worms' meat of me..