Which of these is an example of a hypothesis? a. observe a plant kept in the dark. b. wonder why plants grow well in sunlight. c. leaves may change color due to tempature. d. add different quantities of water to three potted plants.

If your blood becomes too concentrated with iona, what will happen to the red blood cells

How does the human body lever work?

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.