Scientists once thought that protein was the molecule that was responsible for heredity. Later, scientists discovered it was DNA. It has since become accepted that DNA is the molecule responsible for heredity. How did the scientific community confirm DNA as the hereditary molecule?
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Biology, 22.06.2019 10:00, AM28
Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?
Answers: 2
Scientists once thought that protein was the molecule that was responsible for heredity. Later, scie...
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