Guide. A bone density test measures the density of minerals (such as calcium) in your bones using a special X-ray. This information is used to estimate the strength of your bones.
Animal cells do have vacuoles, but they are smaller, larger in number (plant cells usually have just one or a few large vacuoles) AND serve a somewhat different purpose than those of plants.
Sorry, something has gone wrong. Trending Now. Answers. Best Answer: Vacuoles are more important in plant cells, but in animal cells they basically help contain waste products, making sure harmful materials don't reach to other parts of the cell, they also help to get rid of unwanted substances.