Answer:
The Centers for Disease Control and Prevention (CDC) collaborates to create the expertise, information, and tools that people and communities need to protect their health through health promotion, prevention of disease, injury and disability, and preparedness for new health threats.
Do you mean internal injuries? Is all of the above an option? Car accident for sure, the others probably yes also.
Answer
Yes it will still heal
Explanation:
The new skin heals over it. and the other skin will fall off in time
A zygote is a cell that is formed by a female and male reproductive cell join