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10 May 2018

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

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Nestor Rutherford
Nestor RutherfordLv2
12 May 2018
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