<em>Answer: In dehydration synthesis reactions, a water molecule is formed as a result of generating a covalent bond between two monomeric components in a larger polymer. In hydrolysis reactions, a water molecule is consumed as a result of breaking the covalent bond holding together two components of a polymer.</em>
 
        
             
        
        
        
Answer:
Parasitism.
Explanation:
Parasitism is an association in which one organism, lives on another, the host, deriving benefit from it and causing harm to it. 
The tapeworm here is a parasite and it lives inside the cat's(host) body where the tapeworm is specialized for its mode of life. It survive and reproduces very well without needing another specie because it is a hermaphrodite. It causes loss or poor development of unwanted organs such as the digestive, sense organs and muscles. Its long flattened body also provides a large surface area for absorption of nutrients too.
 
        
             
        
        
        
Answer:
D
Explanation:
An infection is when something invades your body, therefore, you are infected with micro-organisms making it D.
 
        
             
        
        
        
The answer to this question is option B. Hope this helps
 
        
             
        
        
        
Any three characteristics of bacteria area 
- lack of membrane-bound organelles
- unicellular 
- small (usually microscopic) size.