The answer is gel electrophesis
D because they are complete systems
Answer: Part C
That’s correct because it contains the lenses magnification.
What do you mean by "What is a shooting star, a comet or a meteor burning in our Earth’s Atmosphere?"
edit: ohhhhh you are asking what a shooting star is...
its particles of comets or astoroids/metor enter the atmosphere at very high speeds and burn up
