Answer:
frog
Explanation:
frogs live their first part of their lives in water so they need gills but after metamorphosis they live on land so they need lungs.
A mathematical model of a food web helps you better understand portions, and track the structure of how the web is flowing. The food web could also help because it helps predict things.
Answer:
light reaction because glucose is a factor of sugar.
In the hydrologic cycle, after water precipitates to the surface, it can return to the atmosphere by processes of evaporation.
Answer:
Joint - a joint is where two bones articulate
In this case, the femur and tibia form a joint.