Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth.
what is the independent variable for this experiment?
a.
the amount of water
b.
the height of the plant
c.
the amount of sunlight
d.
the amount of soil

Where in the body can you find chemoreceptors? a. on the skin and ears, to detect pressure, touch, motion, and sound b. on the retina, to detect a single photon of light c. on the skin, to detect temperature or specific chemicals d. on the tongue and in the nose, to detect taste or odor

Which sequence correctly shows the path of carbon dioxide during repiration?

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2