Opportunistic infections are infections that occur more frequently and are more severe in people with weakened immune systems, including people with HIV.
        
             
        
        
        
The Answer is B, or the 2nd one since it starts from one cell and splits into 2 meaning it's under going mitosis. 
        
             
        
        
        
Answer:
The correct answer is Option B (Carrying out research). The step that follows this step involves forming B.a conclusion
Explanation:
The Natural environment  around us is a function of both the living things and the non-living things. So, environmental science is the study of the natural environment around us. This study includes how to tackle environmental problems and further study on how humans could be impacted by the interactions with their environment. The scientific method is a step taken towards ensuring development in a field by bringing new discoveries and challenging existing beliefs through scientific tests and research. Generally, for most scientific methods of many fields, it starts with:
1. Observations
2. Making inquiry which involves asking questions
3. Forming a hypothesis, which means making untested assumptions
4. Conducting an experiment to check the hypothesis
5. Analyze the results
6. Publish the results
The correct answer is Option B (Carrying out research). Because it involves the scientific method highlighted above. The step that follows this step involves forming B.a conclusion
 
        
             
        
        
        
The epidural anesthesia is a method of pain relief, which is used during the labor pain. It is a well known regional anesthesia. It works by acting as an analgesic, which means a substance that eases the pain, a complete anesthesia or loss of feeling does not occur in the case of epidural anesthesia. It blocks the nerve signals from the lower spinal segments. It is also known as spinal epidural anesthesia or lumbar epidural anesthesia.  
Hence, the black can be filled with lumbar.
 
        
             
        
        
        
Answer:
Electric is the way so ive got to ask you
Do You Know Da Way
Because Dis Is the way :)
Explanation: