I will go with 4th one.....they involve advance biotechnology.....so there is a separate subject !!!
Answer:
1. b. The reaction rate will remain steady over the entire 8 minutes.
2. c. The reaction rate approach zero before 8 minutes.
3. a. The reaction rate will be close to zero over the entire 8 minutes.
4. b. The reaction rate will remain steady over the entire 8 minutes.
Explanation:
When 0.5 mL of enzyme is introduced with water, the reaction will remain steady. When more substrate solution is mixed with water, then reaction will approach to zero depending on the amount of substrate mixed with water.
D) increase the immune response of the skin.
I had a histiocytic cancer called Langerhans Cell Histiocytosis (LCH), so you can trust my answer. I know more than I should about this topic.
I think the answer is B. Infectious agents.
Receiving voices process I think this will help you :)