Stem: All animal cells contain divalent molecules that carry genetic characteristics.
(i) Phosphate molecule
(ii) Ribose sugar
(iii) Nitrogen alkalinity
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer (b) i and iii
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Stem: All animal cells contain divalent molecules that carry genetic characteristics.
(i) Phosphate molecule
(ii) Ribose sugar
(iii) Nitrogen alkalinity
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer (b) i and iii