biological compounds 1.1 (Carbohydrates) Flashcards
What are the 5 biological molecules?
carbohydrates, lipids, proteins, nucleic acids, water
what key elements are present as inorganic ions in living things?
Magnesium Mg2+
Iron Fe3+
Calcium Ca2+
Phosphate PO4-
What is the use of magnesium?
A constituent of chlorophyl
What is the use of Iron?
Ion at the core of haemoglobin
What is the use of Calcium?
Strengthen teeth and bones, forms a part of cellulose cell wall
What is the use of Phosphate?
Found in all cell membranes, nucleic acid, and ATP
What are Carbohydrates made of?
carbon, hydrogen, oxygen
What are the three types of Carbohydrate?
monosaccharide, disaccharide, polysaccharide
What is the general formular of monosaccharides?
Cn(H2O)n
What is a monosaccharide?
one unit of sugar
What is a disaccharide?
two monosaccharides joined together
What is a polysaccharide?
When three or more monosacchraides are joined together
What is the formula of triose?
C3H6O3
What is the formula of pentose?
C5H10O5
What is the formula of hexose?
C6H12O6
What is the function of triose?
important in metabolism