Why is it necessary for DNA to replicate?

A. DNA must be copied before a cell can divide.

B. DNA has to replicate to give more locations from which proteins can be created.

C. DNA can break down randomly so more copies ensure that all pieces are present in the nucleus.

Choose the correct one

Age Appropriate Injuries: Toddlers on the Move 

Age appropriate injuries In toddlers capable of crawling or walking and how this information is useful in identifying possible child abuse

Toddlers have locomotor capabilities but limited communication skills. They often suffer injuries due to their behavior - increased curiosity, activeness and interest in exploring their surroundings. At this age, the child's mobility increases, curiosity exceeds ability to assess risks, an ability to reach, climb and manipulate give them access to a wide range of objects on which to choke or become entrapped.

• Where is the injury?
• How many injuries does the child have?
• What are the size and shape of the injury?
• Does the description of how the injury occurred seem likely?
• Is the injury consistent with the child's development capabilities?