Aerobic respiration is an example of
a. an “in energy” reaction
b. activation energy
c. enzyme inhabitation
d. a reaction where the products have more energy than the reactants
e. an “energy out” reaction

Put the following steps of the convection process in the correct order. 1. gravity pulls cooler matter downward. 2. the matter expands and decreases in density. 3. an up-and-down flow of matter produces a convection current. 4. matter is heated. 5. warmed matter is forced upward. question 2 options: a) 4, 2, 5, 1, 3 b) 2, 4, 3, 1, 5 c) 3, 2, 5, 4, 1 d) 1, 4, 2, 5, 3

All organisms contribute some water to the water cycle by conducting

Where in the cell are ribosomes made?