Question

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students are given data from an investigation that identified some of the chemical elements present in four different samples
elements present in samples
sample elements
1 hydrogen, phosphorus, and nitrogen
2 aluminum, silicon, and copper
3 calcium, potassium, and nitrogen
4 iron, oxygen, and magnesium
which sample was most likely dna?
sample 1
sample 2
sample 3
sample 4

Explanation:

El ADN está compuesto por átomos de carbono, hidrógeno, oxígeno, nitrógeno y fósforo. El muestre 1 contiene hidrógeno, nitrógeno y fósforo, que son elementos clave en la estructura del ADN.

Answer:

Sample 1