Mercator projection map <span />
Answer: genetic variation
The earth will have lack of oxygen and the earth's temperature will increase in heat rapidly.
Answer:
A-color
Explanation:
Minerals could have the same color, and you can't depend on color to tell you that.
<span>During nitrification, ammonia is changed back into nitrate.</span>
Nitrification is a three-step process of oxidation of ammonia. It is an aerobic process performed by small groups of autotrophic bacteria (<span>Nitrosomonas,
Nitrobacter</span>).
First step- ammonia to hydroxylamine,
Second step-hydroxylamine to nitrite,
Third step-nitrite to nitrate.
Nitrification together with ammonification is part of a nitrogen cycle.
