What physical and biological factors are most important in shaping your biological community? how do the present characteristics of your area differ from those 100 or 1,000 years ago?

Were you able to observe the nucleolus in any of the cells if so which ones

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary

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.