If a plant has 20
chromosomes,
how many
chromosomes
would you expect
to find in a pollen
cell from that
plant? Be sure to
explain your
thinking

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.