Question

20. Phosphorus (P) is a structural element of
(a) cell membranes (b) proteins
(c) nucleic acids (d) all of these.​

Answer 1

Answer:

all of these

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Answer 2

Answer:

cell membrane and nucleic acids and proteins so all of these

cell membrane have phospholipid bilayer and phosphate is present as nucleotides.

some protein may function when phosphorylated so phosphate is present in all these three.

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