Im a little late but its B Its a mixture of both metals and nonmetals
The ability to analyze DNA via DNA sequencing and other molecular analysis techniques has made it easier to group molecules into categories that represent lines of phylogeny.
Phylogeny is based on similar physical and genetic characteristics between organisms. Before such techniques, scientists were able to discern and group organisms only on the basis of their morphology, or their physical shape or appearance.
DNA themselves discovered DNA
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The molecule now known as DNA was first identified in the 1860s by a Swiss chemist called <span>Johann Friedrich Miescher</span>
Answer:
what r we suposed to answer??
Explanation:
<u><em>Photosystem I</em></u> is found in the membrane facing the inside of the grana and <u><em>Photosystem II</em></u> is found in membrane facing the stroma
