What is the primary function of dna in organisms?

Which are observations about the tree on the right ,? check all that apply

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

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.