It's important because it is easy to apply it too tightly and impede circulation. Allows for smoother fit and prevents gaping caused by variation in contour of the limb.
The most useful microscope to use would be a Compound Light Microscope. These microscopes are limited to about a good 2000X magnification. Not only can you use this to estimate the number of red blood cells, but it is good for seeing and identifying protozoa, bacteria, and organism cells.
Yes they do because cells produce food so the food turns into energy which formative a phase
What are the four steps that explain how traits in a population change over time?
There are four principles at work in evolution—variation, inheritance, selection and time. These are considered the components of the evolutionary mechanism of natural selection.