Apiece of potato was placed in a beaker of water. what best describes the movement of the molecules across a semipermeable membrane

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.

Explain how the parts of the peripheral nervous system work with the central nervous system to produce a response to the stimulus

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?