Explanation:
The first important thing is pictures. Camera must be of good quality and pictures must be taken pretty closely. Pictures are crucial evidence as they can point to certain characteristics that were not previously seen. Any found object at the crime scene must be removed and transferred to the lab for the further observation and result in a full report. Then, a tool found at the crime scene, marks are created. All the evidence is then transferred to the lab.
The statement that a certain percentage of body fat is essential for the body to function effectively is true. Making, breaking, storing and mobilizing fats is at the core of how humans and all animals regulate their energy. So, fats are essential for energy regulation. There are two types of body fat: storage body fat and essential body fat. Both of them are taken into account when calculating body fat percentage.
A dietician/nutritionalist, if that's one of your options :)
True because your body needs healthy fats to be able to sustain itself. So therefore it is a true statement. :) hope this helped