LIPID REVIEW Dr. E. Lipids A. Hydrophobic B. Hydrophillic C. Nonpolar D. Polar E. Both A & C F. Both...

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LIPID REVIEW Dr. E

Transcript of LIPID REVIEW Dr. E. Lipids A. Hydrophobic B. Hydrophillic C. Nonpolar D. Polar E. Both A & C F. Both...

LIPID REVIEWDr. E

LipidsA. Hydrophobic

B. Hydrophillic

C. Nonpolar

D. Polar

E. Both A & C

F. Both A and C

LipidsA. Have a large number of carbon-hydrogen bonds

B. Have markedly fewer oxygen’s than carbohydrates

C. May have formula C50H110O6

D. May have formula C50H100O50

E. A, B, and C

All are types of lipids EXCEPT:

A. Fats

B. Starch

C. Steroids

D. Phospholipids

E. Triglycerides

LipidsA. soluble in water

B. Insoluble in water

All are functions of lipids EXCEPT:A. Long term energy storage

B. Insulation

C. Act as enzymes

D. Act as hormones

E. Cushioning

Lipids are major component of:

A. Plant cell wall

B. Fungal cell wall

C. Cell membrane

D. Exoskeleton of insects

E. None of the above

Fats are composed of:

A. One glycerol & three fatty acids

B. One glycerol & three phospholipids

C. One glycerol and three glycogens

D. One glycerol and three polysaccharides

E. None of the above

Fats containing fatty acids with chains of

carbon with only single bonds

A. Are saturated

B. Are monounsaturated

C. Are polyunsaturated

D. Contain less than the maximum number of hydrogen’s

E. Both A and D

Fats containing fatty acids with chains of carbon with one or more double bonds A. Are saturated

B. Are unsaturated

C. Have the maximum number of double bonds

D. Are polysaturated

E. Both B and C

Liquid at room temperature

A. Saturated fatty acids

B. Unsaturated fatty acids

Solid at room temperature:

A. Saturated fatty acids

B. Unsaturated fatty acids

HealthierA. Saturated fatty acids

B. Unsaturated fatty acids

Derived from plants:

A. Saturated fatty acids

B. Unsaturated fatty acids

Derived from animals:

A. Saturated fatty acids

B. Unsaturated fatty acids

PhospholipidsA. Make up cell wall in plants:

B. Make up cell wall in fungi

C. Make up cell membranes

D. Make up exoskeleton of insects

E. All of the above

What has a hydrophilic head and a hydrophobic tail?

A. Phospholipid

B. Steroid

C. Triglyceride

D. Fats

E. All lipids

What is another name for fats?

A. Triglyceride

B. phospholipids

C. Steroids

D. Glycogen

E. Polysaccharides

How many layers of phospholipids in a cell

membrane?

A 1

B. 2

C. 3

D. 4

E. 5

What has a four ring structure?

A. Triglyceride

B. phospholipids

C. Steroids

D. Glycogen

E. Polysaccharides

What type of lipid is responsible for sex

hormones?

A. Triglyceride

B. phospholipids

C. Steroids

D. Glycogen

E. Polysaccharides

What is the precursor of all

steroids?A. Cholesterol

B. Triglycerides

C. Phospholipids

D. Polysaccharides

E. Glycogen

A diet high in what causes heart disease, cancer, &

stroke?

A. Saturated fatty acids

B. Unsaturated Fatty acids

C. Cholesterol

D. Chitin

E. Both A and C