Why are some locations with frequent natural hazards more densely populated?

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Which statements best describe the atoms of the gas neon? check all that apply

Read the article and use the information to answer the questions that follow discovering the structure of dna explain how the discoveries by rosalind franklin watson and crick build an accurate model of dna done