The correct answer is the tundra.
Answer:
Wild type
Explanation:
It refers to the phenotype that is found in nature. Naturally the form that is commonly seen in nature and is used for experiment is this type only.
This concept is useful in many experiment as it can be used as a model organism. Example: Drosophila melanogaster.
Manipulation of genes produces different type of phenotype other than wild type which is not generally seen in the nature.
Which is a size-dependent property?
A. boiling point
B. conductivity
C. density
D.Mass
I think letter D
Why?
A size dependent property is a physical property that changes when the size of an object changes.Examples of size dependent properties: Length, Width, Height, Volume, Mass.

Answer: B) erosion increase due to road construction, C) Chemicals used in mining entering the soil. D) Desertification caused by deforestation
Explanation:
You can tell the negative impacts by human impact by picking the ones that humans are involved in. Hope this helped :)