The answer is that they do not live on or in the body of a host.
        
                    
             
        
        
        
A hormone is a regulatory molecule that is secreted into the blood by an endocrine gland
        
             
        
        
        
Answer:
The first one in the image :)
Explanation:
If its asexual then, only the same species will reproduce therefore making it reproduce only one species.
 
        
             
        
        
        
Answer:
Wildlife is living organisms, like plants and animals that live anywhere in the world that they are not isolated in a certain area. 
Explanation:
Each wildlife creature lives in an ecosystem that their bodies can tolerate and be able to survive in.
- Penguin´s bodies are adapted to keep them warm in Antarctica, if they are in warm climates they would overheat.
 - Cold-blooded animals like iguanas cannot live in cold climates because their body temperature would be according to what they feel, so living in cold climates would cause them to die from hypothermia.
 
Hope it helps:)
 
        
             
        
        
        
Answer:
B
Explanation:
Nerve cells can carry signals and connect all parts of the body to the brain