I believe it is temperature or rainfall. All of the factors are improtant but temperature comes first, cuz the temperature can also determine the air, and soil doesn't make a difference. Longitude doesn't have to do with an ecosystem.
I would say D because mechanical weathering is the breaking up of rocks by physical forces
D) the earthworm measurement is accurate because moore subtracted the beginning and ending points from the ruler
Answer:
Decrease in available living space
Explanation:
If there is no living space left there will be a decrease in the amount of organisms that can live there
Answer: The correct option is b (false).
Explanation: As is is cleared from the figure that when lactose is absent, the lac repressor binds tightly to the operator. It gets in RNA polymerase's way and prevent transcription.