How does the rate of movement spatial scale currently seen with invasive species defer from simple range expansion of species? How does the rate of change affect a native species ability to respond to a new competitor or predator?

i think it is dna, i'm not totally sure but i think it might be.

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.

to figure the total magnification of an image that you are viewing through the microscope is really quite simple. to get the total magnification take the power of the objective (4x, 10x, 40x) and multiply by the power of the eyepiece, (usually 10x)