Which answer best explains the how new genes are added to the gene pool. microevolution mutations macroevolution morphology

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.