Which portion of the plant is where new root cells grow as the plant stretches upward?

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.