The total magnification would be 600x as you would obtain the total magnification by multiplying the objective lens magnification and the eyepiece magnification together.
40 • 15 = 600.
Answer:
there like brown grayish color
Well, an endoskeleton is an internal skeleton, like humans have.
Pro: Bones do not get broke as easily, since they are inside of the body. Bones that break also heal more quickly in an endoskeleton, since they have tissue and blood surrounding it and transferring nutrients.
Con: The flesh can get easily damaged. There is no shedding with endoskeletons, so a new skeleton cannot be grown in the event of an injury.