Answer:
D. Separate ecosystems can affect each other.
A monomer is the basic unit that binds chemically to other molecules to form a polymer .
For lipids, the monomers are glycerol and fatty acids.
This might help you understand
more https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=15&cad=rja&uact=8&ved=0CHgQFjAOahUKEwi...
The type of soil varies from place to place on our planet and can even vary from one place to another in your own backyard. Soil erosion, caused by wind and rain, can change land by wearing down mountains, creating valleys, making rivers appear and disappear.
Answer:
You would expect a plant to produce more oxygen on a sunny day because there are more sun rays available to plants so photosynthesis is easier to maintain, as well as oxygen production.