Answer:
Jack's house
Explanation:
Point of reference is a point in a space that can be used to tell where other things are positioned. It is also known as the reference point. A simple way to put this is the starting point. As you can see in your example, Jack started from his home and is moving in directions depending on his house's location.
Answer:
D. The biosphere change the lithosphere
Explanation:
The red formed due to oxygen which is produced by plants in the process of photosynthesis. This oxygen then reacted with iron atom and formed oxidized iron layers of sedimentary rock. So here plants are responsible for the formation of these layers and we considered plants as part of biosphere so we can say that biosphere is responsible for the change of lithosphere.
Interstitial cells surrounding seminiferous tubules produce testosterone in response
lh
Cells, tree, digestive system, public transportation system, government systems, school systems, families, dog, forest, pond, prairie, communication systems, towns, insect, solar system, weather systems, bird, correctional system, squirrel, soil, etc.