In general cells that need more energy, since mithocondria are responsible for making and processing ATP.
Common examples of cells with many mithocondria are muscle cells that are in current activity all the time, specially heart muscles and muslces in the respiratory system such as the diafragma since the heart beats all the time, non-stop, that is, unless you die of course and so do the muslces needed to breath.
Hope it helped,
BioTeacher101
They are studied by the scientist so that they can examin them time to time
A bone mineral density (BMD) test measures how much calcium and other types of minerals are in an area of your bone.
The answer is 2.1 g/ml
D = M/V
105.5/50.0 = 2.1
Answer: Both systems are made of tubes (this is the structure) which help move material through the system (This is the function). Humans have capillaries, veins, and arteries while vascular plants contain xylem and phloem for the same purposes that's why our body system is similar to the vascular system of a plant.
Explanation: