Carbohydrates may form larger carbon-based macromolecules by combining with which elements? a.) sodium, potassium, nitrogenb.) nitrogen, sulfur, phosphorusc.) potassium, sodium, sulfurd.) silicon, phosphorus, sodium

The correct answer is: B.) nitrogen, sulfur, phosphorus.

Combining with these elements carbohydrates form carbohydrate derivates (acidic sugars, deoxy sugars, sugar alcohols, glycosylamines). Monosaccharides (basic units of carbohydrates) may undergo various changes to form carbohydrate derivatives (modification of sugar molecules by addition substituents other than hydroxyl group).

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

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