The phase contrast microscope uses out-of-phase and in-phase light rays that produce contrast areas allowing scientists to detect even a minute number of protein molecules and focus on the minute internal structures of a particle.
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Answer:natural active immunity
Explanation:lol it took too long
Answer:
the the animal chane doesnt get mixed up with other anmal
Explanation:
The compound eye and eye is built differently from the vertebrate eye
Answer:
Genetic engineering can be used to move genes from the chromosomes of one organism into those of another.
