ch. 3 carbohydrates: energy storage and structural molecules

Question 1

carbohydrates and its ratio

Answer 1

-loosely defined group of molecules that all contain carbon, hydrogen, and oxygen in the ratio 1: 2:1.

Question 2

Simplest of the carbohydrates are the _____

Answer 2

monosaccharides

Question 3

Glucose, fructose, and galactose have a formula of

Answer 3

C6 H12 O6

Question 4

disaccarides

Answer 4

-serve as transport molecules in plants and provide nutrition in animals.
-transport forms of sugars are made by linking two monosaccharides together to form a disaccharide.

Question 5

____ serve as effective reservoirs of glucose because the enzymes that normally use glucose in the organism cannot break the bond linking the two monosaccharide subunits.

Answer 5

disaccharides

Question 6

polysaccharides

Answer 6

are longer polymers made up of monosaccharides that have been joined through dehydration reactions.

Question 7

for energy storage in living organisms, we have the storage glucose polymers called ______ and ______.

Answer 7

starch and glycogen