In ursula’s model, the yellow straw represents the (phloem, xylem, roots, or leaves) and the red striped straw represents the (roots, leaves, xylem, or phloem)

A60-tooth gear is connected to a 72-tooth gear.if the smaller gear turns 12 times,how many turns does the larger gear make?

Energy stored in the bonds that hold together the atoms and molecules of all substances is called a. kinetic energy. b. electrical energy. c. mechanical energy. d. chemical energy.

What are the four stages of cell signaling?