Earth crust that is thinner but denser

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

Which structure in the cardiovascular system connect arteries to veins?