Question 1

Unsaturated fatty acids have lower melting points than saturated fatty acids because ________.

Accepted Answer

A) they have fewer hydrogen atoms 
B) they have more hydrogen atoms 
C) their molecules fit closely together 
D) the cis double bonds give them an irregular shape 
E) the trans double bonds give them an irregular shape 
A) they have fewer hydrogen atoms 
B) they have more hydrogen atoms 
C) their molecules fit closely together 
D) the cis double bonds give them an irregular shape 
E) the trans double bonds give them an irregular shape D

Question 2

This skeletal structure represents a saturated fatty acid.

Accepted Answer

A) True 
 B)False  True

Question 3

Hydrogenation of a double bond in a triacylglycerol requires a catalyst.

Accepted Answer

A) True 
 B)False  True

Question 4

Match between columns
                        Premises: aldosterone
triolein
oleic acid
testosterone
cephalin

Accepted Answer

The Answer of steroid and glycerophospholipid and triacylglycerol and fatty is...

Question 5

The most common type of gallstones is composed of almost pure ________.

Accepted Answer

A) cholesterol 
B) waxes 
C) glycerophospholipids 
D) calcium salts of fatty acids 
E) anabolic steroids 
A) cholesterol 
B) waxes 
C) glycerophospholipids 
D) calcium salts of fatty acids 
E) anabolic steroids

Question 6

A wax is composed of glycerol and three fatty acids.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following compounds is a glycerophospholipid?

Accepted Answer

A) jojoba wax 
B) estrogen 
C) lecithin 
D) triolein 
E) stearic acid 
A) jojoba wax 
B) estrogen 
C) lecithin 
D) triolein 
E) stearic acid

Question 8

A double cheeseburger with bacon contains 39 g of fat.Calculate the number of kilocalories from fat.(1 gram of fat = 9 kcal)

Accepted Answer

A) 4.3 kcal from fat 
B) 39 kcal from fat 
C) 71 kcal from fat 
D) 350 kcal from fat 
E) 640 kcal from fat 
A) 4.3 kcal from fat 
B) 39 kcal from fat 
C) 71 kcal from fat 
D) 350 kcal from fat 
E) 640 kcal from fat

Question 9

Match between columns
                        Premises: a characteristic common to most lipids
a source of most saturated fats
the process of converting unsaturated fats into saturated fats
the functional group of triacylglycerols
form triacylglycerols when combined with glycerol
the product of reacting a triacylglycerol with a strong base and water
a fatty acid with at least one double bond
the melting points of saturated fats compared to unsaturated fats
a lipid that cannot be hydrolyzed

Accepted Answer

The Answer of fatty acids and ester and unsaturated and is...

Question 10

Which of the following is not a lipoprotein that carries nonpolar lipids through the bloodstream?

Accepted Answer

A) glycerol 
B) LDL 
C) HDL 
D) VLDL 
E) chylomicron 
A) glycerol 
B) LDL 
C) HDL 
D) VLDL 
E) chylomicron

Question 11

Which of the following is a lipid?

Accepted Answer

A) cholesterol 
B) nicotine 
C) aniline 
D) lactose 
E) collagen 
A) cholesterol 
B) nicotine 
C) aniline 
D) lactose 
E) collagen

Question 12

Which of the following is an unsaturated fatty acid?

Accepted Answer

A) oleic 
B) palmitic 
C) lauric 
D) myristic 
E) stearic 
A) oleic 
B) palmitic 
C) lauric 
D) myristic 
E) stearic

Question 13

Fish such as salmon and tuna are high in omega-3 fatty acids.

Accepted Answer

A) True 
 B)False

Question 14

Commercially,liquid vegetable oils are converted to solid fats such as margarine by ________.

Accepted Answer

A) hydrogenation 
B) hydrolysis 
C) hydration 
D) oxidation 
E) saponification 
A) hydrogenation 
B) hydrolysis 
C) hydration 
D) oxidation 
E) saponification

Question 15

Which of the following is a saturated fatty acid?

Accepted Answer

A) oleic 
B) palmitoleicic 
C) linoleic 
D) arachidonic 
E) stearic 
A) oleic 
B) palmitoleicic 
C) linoleic 
D) arachidonic 
E) stearic

Question 16

The skeletal structure below is that of a ________.

Accepted Answer

A) wax 
B) fat 
C) glycerophospholipid 
D) steroid 
E) fatty acid 
A) wax 
B) fat 
C) glycerophospholipid 
D) steroid 
E) fatty acid

Question 17

Which of the lipid types listed below is most soluble in water?

Accepted Answer

A) triacylglycerols 
B) glycerolphospholipids 
C) oils 
D) steroids 
E) waxes 
A) triacylglycerols 
B) glycerolphospholipids 
C) oils 
D) steroids 
E) waxes

Question 18

Which of the following fatty acids is most likely to be a solid at room temperature?

Accepted Answer

A) palmitoleic 
B) oleic 
C) stearic 
D) linoleic 
E) linolenic 
A) palmitoleic 
B) oleic 
C) stearic 
D) linoleic 
E) linolenic

Question 19

Oleic acid is a saturated fatty acid.

Accepted Answer

A) True 
 B)False

Question 20

The steroid hormone that increases the blood glucose and glycogen levels from fatty acids and amino acids is ________.

Accepted Answer

A) aldosterone 
B) progesterone 
C) cortisone 
D) estrogen 
E) prednisone 
A) aldosterone 
B) progesterone 
C) cortisone 
D) estrogen 
E) prednisone

Unsaturated fatty acids have lower melting points than saturated fatty acids because ________.

This skeletal structure represents a saturated fatty acid.

Hydrogenation of a double bond in a triacylglycerol requires a catalyst.

The most common type of gallstones is composed of almost pure ________.

A wax is composed of glycerol and three fatty acids.

Which of the following compounds is a glycerophospholipid?

A double cheeseburger with bacon contains 39 g of fat.Calculate the number of kilocalories from fat.(1 gram of fat = 9 kcal)

Which of the following is not a lipoprotein that carries nonpolar lipids through the bloodstream?

Which of the following is a lipid?

Which of the following is an unsaturated fatty acid?

Fish such as salmon and tuna are high in omega-3 fatty acids.

Commercially,liquid vegetable oils are converted to solid fats such as margarine by ________.

Which of the following is a saturated fatty acid?

The skeletal structure below is that of a ________.

Which of the lipid types listed below is most soluble in water?

Which of the following fatty acids is most likely to be a solid at room temperature?

Oleic acid is a saturated fatty acid.

The steroid hormone that increases the blood glucose and glycogen levels from fatty acids and amino acids is ________.

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Alcohols, Thiols, Ethers, Aldehydes, and Ketones

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Carboxylic Acids, Esters, Amines, and Amides

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Exam 15: Lipids

Unsaturated fatty acids have lower melting points than saturated fatty acids because ________.

This skeletal structure represents a saturated fatty acid.

Hydrogenation of a double bond in a triacylglycerol requires a catalyst.

The most common type of gallstones is composed of almost pure ________.

A wax is composed of glycerol and three fatty acids.

Which of the following compounds is a glycerophospholipid?

A double cheeseburger with bacon contains 39 g of fat.Calculate the number of kilocalories from fat.(1 gram of fat = 9 kcal)

Which of the following is not a lipoprotein that carries nonpolar lipids through the bloodstream?

Which of the following is a lipid?

Which of the following is an unsaturated fatty acid?

Fish such as salmon and tuna are high in omega-3 fatty acids.

Commercially,liquid vegetable oils are converted to solid fats such as margarine by ________.

Which of the following is a saturated fatty acid?

The skeletal structure below is that of a ________.

Which of the lipid types listed below is most soluble in water?

Which of the following fatty acids is most likely to be a solid at room temperature?

Oleic acid is a saturated fatty acid.

The steroid hormone that increases the blood glucose and glycogen levels from fatty acids and amino acids is ________.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters