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viva [34]
3 years ago
14

Dna structure is much like a twisted ladder. what molecules form the "rungs" of the ladder?

Biology
1 answer:
asambeis [7]3 years ago
3 0
Deoxyribose, five carbon sugars, a phosphate, adenine, thymine, cytosine, and guanine.

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Label O is organic material, label A is topsoil, label B is subsoil and label C is weathered rock. They represent different soil layers.

<h3>Soil layers</h3>

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4 0
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