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Chapter 5 Chemistry
7th : Earth Science
Question | Answer |
---|---|
what is an organic compound? | COVALENT compound containing Carbon atoms |
what is a monosaccharide? | simple sugar that contains 3-10 C atoms |
what are isomers? | compounds with same chemical formula but different arrangement of atoms, which leads to different chemical properties |
what is a disaccharide? | compound made when 2 monosaccharides bond together |
what is a polysaccharide? | compound made when 3+ bond together |
what is a saturated fat? | lipid made from FA that have no double bonds between C atoms |
what is an unsaturated fat? | lipid made from FA that have atleast one double bond between C atoms |
list the bond in order of their strength : S-S, O=O, N---N | triple-strongest, double-middle, single-weakest |
example of a monosacchairde. is it sweet? | glucose, fructose. yes they are sweet |
example of a disaccharide. is it sweet? | sucrose, lactose. yes they are sweet |
example of a polysacchairde. is it sweet? | starch (flour, potato). no they are not sweet |
what are macronutrients and how are they broken up? | chemicals essential to nutrition in large amounts (carbs, proteins, fats) |
what does the primary structure of a protein look like? | H2N-oooooooooooooo-COOH (chains connected by S) |
what is the backbone of DNA composed of? | deoxyribose (sugar) and phosphate |
how are base pairs in DNA bonded together? | hydrogen bonds |
what base pairs bond with one another? | adenine bonds with thymine; cytosine bonds with guanine |