The answer are the hands and feet. It is the continuously changes of the
characteristics of the body, most noticeable in height and weight. The ages 13-15 and 17-18 the two major brain
growth spurts occur. In times of growth spurts the changes is visible during the
first year of puberty.

yeh American server h yha koi tumahri hindi nhi samjhega-,-..xD
Which of the following jobs is in the agriculture career cluster?
A. Animal scientist
An endoskeleton of calcified cartilage