Climbing Plants, Such as Vines, Rely on Touch to Navigate

question 25

Multiple Choice

Climbing plants, such as vines, rely on touch to navigate and develop tendrils that coil around objects they encounter.Roots also rely on touch to navigate their way through the soil.When roots come into contact with an object, they generally grow in a direction away from the object.Based on this information, which of the following statements is true?

• A)Both tendrils and roots are displaying thigmonastic responses to an object in the environment.
• B)The tendrils are displaying a thigmonastic response while the roots are displaying a thigmotropic response.
• C)The tendrils are displaying a positive thigmotropic response while the roots are displaying a negative thigmotropic response.
• D)The tendrils are displaying a thigmotropic response while the roots are displaying a thigmonastic response.

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A toxic element found naturally in the environment, known for its poisonous properties when ingested in high amounts.