How old they are and how big they are.
<u>Answer:</u>
<em>Catalase is commonly known as a enzyme which can be found in all living creatures.</em>
Catalase has a specific property in regulating a living body, so it takes charge for hydrogen peroxide it has decomposed or not. And after the decomposition process <em>hydrogen peroxide separates</em> and gives us hydrogen and water.
Now if checkup is made to <em>maintain the condition of catalase</em> there is a test conducted in which hydrogen peroxide is added into blood.
<em>So if the blood turns into foamy dark brownish color than there is a deficiency of catalase.</em>
<span> c. a rapid increase in the number of related species</span>. Adaptive radiation refers to an event in which a particular linage of organism rapidly diversifies into newly formed lineages that have evolved with different adaptations.
I think your answer maybe:
Use of Fertilizers