Bones are made of mostly collagen. 
Bone is a living tissue, collagen provides a soft framework for the bone.
        
                    
             
        
        
        
Thanks whoever you are hope you have one too
        
                    
             
        
        
        
Answer:
5 hours
Explanation:
Usually, my instructor is busy but he tends to reply to us whenever he gets time. During the working days, an instructor should recognize the fact that the students need to reach  to him for certain queries and he should provide a resource for them to be available for them. Generally,  students tend to reach instructors via messages and e-mail. An instructor should try to respond to the emails and messages in the working days. 
 
        
             
        
        
        
Answer: physical therapist. 
Explanation: these are professionals that helps those sick, injured or disabled to be able to manage their condition to help achieve greater benefits in their health and life as a whole. This they do in form of coaching, exercise e. T. C. They help improve the quality of life of the individual and help prevent future problem that could result from the ailment being left unattended to. 
 
        
             
        
        
        
A social worker helps families, groups, and individuals by improving their lives. they help people cope and overcome problems that they may have. they basically help with the person meeting their either simple or complicated needs, mostly people in poverty, oppressed, or even things like childcare.