its B , Your welcome because they were all about religion
I believe the answer is b.
He extracted and observed DNA from white blood cells.
<h3>What is genetic code?</h3>
- Friedrich Miescher extracted the DNA-containing protein "nuclein" from cell nuclei. The idea that DNA is a special molecule was first recognized by him.
- He had discovered a completely new molecule, Miescher was aware of this. Given that it had been liberated from cell nuclei, he named it nuclein; deoxyribonucleic acid is still referred to by this name today.
- Miescher discovered a compound containing phosphorus and nitrogen in the nuclei of white blood cells visible in pus in 1869 while conducting research at the University of Tübingen with Ernst Hoppe-Seyler.
He extracted and observed DNA from white blood cells.
To learn more about genetic code refer to:
brainly.com/question/16914106
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the picture shows us the answer
Answer:
It helps us to frame the way we see events of the past.
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