[Campbell Biology P.891] According to the diagram 'What are some factors that plants sense a... | Practice Question

According to the diagram 'What are some factors that plants sense and respond to?', which of the following is an example of an internal chemical signal?

  • A: Light
  • B: Hormones
  • C: Gravity
  • D: Drought

Explanation

The diagram clearly labels 'Hormones' as an example under 'Internal chemical signals'.