During which phase of Meioses does crossing over of chromosomes occur

The same agricultural practices are used in every country of the world. select the best answer from the choices provided t f

This is the interaction of two organisms where one is and the other is neither nor harmed.

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land