Which of the following is NOT an example of responding to stimuli? A. Pulling your hand away from something hot. B. Maintaining internal pH levels. C. Stopping at a red light. D. Plants growing towards light.

In general, are there any major differences that you can see? explain

Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.

What is one affect on the australian environment due to the introduction of non-native european rabbits