Answer:
B.Shelter
Explanation:
Density is defined as mass, Shelter is the only thing that did not contain mass
The correct answer is C. sewage discharge.
Even though there might even be no harmful pathogens at all if there isn't any waste, it is correct because it is implied that there is waste such as fecal matter inside of the sewage discharge.
C does not correctly match
Temperature can cause an enzymes shape and function to alter due to the fact that once an enzyme reaches its optimum level, if it goes over it begins to denature. If the temperature is below optimum, then an enzyme will work at a slower rate. Also, the pH can affect an enzyme.
Answer:
There are approximately five main climate types on Earth:
Tropical.
Dry.
Temperate.
Continental.
Polar.
