What Do Results of Research on Gravitropic Responses of Roots

question 51

Multiple Choice

What do results of research on gravitropic responses of roots and stems show?

• A)Different tissues have the same response to auxin.
• B)The effect of a plant hormone can depend on the tissue.
• C)Some responses of plants require no hormones at all.
• D)Light is required for the gravitropic response.
• E)Cytokinin can only function in the presence of auxin.

---

Definitions:

Cognitive Maps

Mental representations of physical locations, helping an individual to navigate and understand spatial environments.

Conditioning Theories

Theories in psychology that explain the learning of associations through classical and operant conditioning, involving stimuli and responses.

Learned Without Reinforcement

Acquiring knowledge or skills without the need for a reward or punishment to motivate learning.

Observational Learning

A learning process in which individuals change their behaviors or acquire new knowledge by watching others, not by direct experience.