Glycogen, starch and cellulose are all made of glucose molecules strung together. a) What makes these structures different? b) What type of macromolecules are these? c) Which of these molecules can we digest and which can we not? d) Which one of these molecules is one of the main componets of plant cell walls?
Glycogen, starch and cellulose are all made of glucose molecules strung together. a) What makes these structures different? b) What type of macromolecules are these? c) Which of these molecules can we digest and which can we not? d) Which one of these molecules is one of the main componets of plant cell walls?
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How does structure affect function in carbohydrates?
Polysaccharides, complex carbohydrates, have a wide range of structures that affect how these macromolecules can function in organisms. Fill out the chart below to help you understand the characteristics of different polysaccharide structures and the roles they play in living organisms.
structural components | 3-D Structural arrangement | Role(s) polysaccharide plays in organisms | Type(s) of rganisms where compound is found | |
starch | ||||
Glycogen | ||||
Cellulose | ||||
Chitin |
Please fill in the box and explain, thank you.
please i need help with this qustions answer the multiple choice that is all and be clear not writes un clear stuff just asnswer the qustions please
Question 1
Starch is: (select all the correct answers)
an energy storage carbohydrate in plants |
an energy storage carbohydrate in animals |
a structural carbohydrate in plants |
a polymer of glucose |
Question 2
The monomers in starch are joined together by which type of linkage?
beta 1-4 glycosidic linkage |
alpha 1-4 glycosidic linkage |
alpha 1-6 glycosidic linkage |
Question 3
Glycogen is: (select all that are correct)
a polymer of glucose |
a long chain molecule with very few if any branches |
an energy storage carbohydrate in plants |
a highly branched molecule with alpha 1-4 & alpha 1-6 glycosidic linkages |
has many beta 1-4 glycosidic linkages |
an energy storage carbohydrate in animals |
Question 4
What type of reaction will break down glycogen and produce glucose molecules?
Dehydration |
polymerization |
depolymerization |
Hydrolysis |
Question 5
Cellulose is: (select all that apply).
an energy storage carbohydrate in plants |
has both alpha 1-4 and beta 1-4 glycosidic linkages |
a structural carbohydrate in plant cell walls |
a polymer of glucose |
a structural carbohydrate in animals |
Question 6
In cellulose, covalent bonds link glucose monomers and hydrogen bonds hold the long glucose chains together.
True |
False |
Question 7
Chitin is: (select all that apply)
a polymer of glucose |
can be used as sutures |
a structural carbohydrate in plants |
a structural polysaccaride found in the exoskeleton of animals like arthropods |
an energy storage carbohydrate in animals |
Question 8
Lipids are not true polymers?
True |
False |
Question 9
Steroids are lipids
True |
False |
Question 10
A fat is composed of
4 fused carbon rings |
a glycerol and 3 fatty acids |
a phosphate a glycerol and 2 fatty acid chains |