Lesson 2 P1: Lipids (Fats or Ether Extract)

Question 1

Lipids are composed of __% C, __%H, and __% O.

Answer 1

77% C, 12% H, and 11% O.

Question 2

A macromolecule that produce 2.25x energy than carbohydrate.

Answer 2

Lipids

Question 3

The two sources of essential fatty acid.

Answer 3

Linoleic (C18:2)
Linolenic (C18:3)

Question 4

What can be the source for linoleic acid, when it is absent?

Answer 4

Arachidonic (C20:4)

Question 5

What is alopecia?

Answer 5

A hair reduce growth rate, lipid deficiency

Question 6

A disease of Lipid deficiency and abnormality where abnormal metabolism happens.

Answer 6

Fatty-liver loss

Question 7

What are the two types of Lipids?

Answer 7

Saturated and Unsaturated

Question 8

A type of lipid where-in all carbon chains have hydrogen.

Answer 8

Saturated

Question 9

A type of lipid where some carbon in the chains have no hydrogen, caused by double bonds.

Answer 9

Unsaturated

Question 10

How do you contain an unsaturated lipid?

Answer 10

Hydrogenation and Halogenation

Question 11

The process of hardening the Lipid by adding hydrogen to the double bond.

Answer 11

Hydrogenation

Question 12

The process of adding halogen group to the double bond of lipid.

Answer 12

Halogenation

Question 13

The process of decomposition or oxidation of lipids.

Answer 13

Rancidity

Question 14

The process of lipids where-in a fatty acid is combined with alkali group.

Answer 14

Saponification

Question 15

The process of lipids where-in it is able to be evenly distributed throughout the water. (able to mix, unmixable agents)

Answer 15

Emulsification