Ascientist designed an experiment to test the effect of temperature on bacterial growth. he grew three different cultures of the bacterium e. coli under three heat lamps at different temperatures. what was the independent variable in this experiment?

Which of the following options describes photosynthesis correctly? question 8 options: a plant uses carbon dioxide and water to make oxygen and nitrogen a plant breaks down sugar to make carbon dioxide. a plant uses sunlight, carbon dioxide, and water to make sugar and oxygen. a plant uses sunlight to break down sugars for digestion into water and oxygen.