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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I think it is meiosis, development of gender roles, sexual maturity..
B!!!!! Is ur answer not sure if I’m right tho!
Answer:
Eukaryotic Cell vs. Prokaryotic Cell. ... Eukaryotic cells contain membrane-bound organelles, such as the nucleus, while prokaryotic cells do not. Differences in cellular structure of prokaryotes and eukaryotes include the presence of mitochondria and chloroplasts, the cell wall, and the structure of chromosomal DNA.