Answer:two types of joints are fibrous or cartilaginous.
Explanation: An immovable joint connects the ends of the bones by a tough fibrous tissue.
 
        
             
        
        
        
Mutations are not a mechanism for evolution.
        
                    
             
        
        
        
Vertebrata
Vertebrata is a group that contains various organisms which possess vertebrae (backbones). Animals that belong to the group are called vertebrates, and they include mammals, birds, fish, amphibians, and reptiles. The backbones in the animals extends from the head to the tail, and it encloses and protects the main nerve cord. The body of vertebrates is divided into trunk, and tail regions. They also possess a unique tube shaped brain, a distinct head, and three pairs of sense organs.
 
        
                    
             
        
        
        
Hi Mark 
The answer is : D 
A hox gene likely affected 
I hope that's help:)
 
        
             
        
        
        
The answer is bold dependent and underline independent. In addition to biology laboratory examination, independent variable is the most important variable in which this variable is manipulated in what the investigator differs in the experiment. Dependent variable in the experiment, one variable will be stately or calculated or experimental in reaction to experimental situations.