Catalase<span> is a common enzyme </span>found<span> in nearly all </span>living organisms<span> exposed to oxygen</span>
<span>Bacteria are important as:
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D.all of these
When alzheimer disease sets in early and impacts those under age 60, the final phase of the disease or death typically occurs around 3 to 5 years after the first signs of the disease appear. Alzheimer's disease is the most common type of dementia, which is represents the memory loss and other cognitive abilities serious enough to interfere with normal life. Alzheimer accounts for about 60 to 80 percent of dementia cases.
Answer:
D- the formation of two or more species from a common ancestor.
