C. their DNA is very different
Answer:
Having a repetitive enzyme system would allow more than one enzyme to catalyze a particular reaction. If one of the types of enzyme is not able to perform its function due to temperature or any other factor, then another kind of enzyme would be able to catalyze the reaction. Hence, having repetitive enzyme systems is very effective in carrying out the metabolic functions of the body even when conditions are not favourable.
Answer:The fox population would drop a bit.
Explanation:
Some of the foxes would keep going on with life because they didn't eat that rodent much, others would starve because it was there main source of food.
Answer:
pathogens
Explanation:
Microorganisms that cause disease are collectively called pathogens.