Omega-6 fatty acids are unsaturated fatty acids in which the double bond closest

Question

Omega-6 fatty acids are unsaturated fatty acids in which the double bond closest to the methyl (omega) end of the molecule occurs at the sixth carbon from that end. Which of the following are omega-6 fatty acids? Refer to Table 16.1 for structures not given here. a. palmitoleic acid, CH_3 (CH_2)_5 CH = CH(CH_2)_7 CO_2 H b. oleic acid c. linolenic acid d. linolenic acid e. arachidonic acid Below are line-angle formulas for two fats. (a) Which is a saturated fat and which is a polyunsaturated fat? (b) Identify the fatty acid units in each.

Explanation / Answer

1) the list of B -vitamins are

Thiamine : B1

Riboflavin : B2

Niacin : B3

pantothenic acid: B5

pyridoxine: B6

biotin : B7

folic acid: B9

cobalmins: 12

2) the vitamins responsible for the given deciency are

a) scurvy: Vitamin C

pellagra: Vit B3

berriberi : Vitamin B1

Perincious anemia: vit B12

3) Fat soluble : A, D , E K

water soluble : B and C vitamins

4) All contains Caffein

5) Butylated hydroxyanisole (BHA) and the related compound butylated hydroxytoluene. They act as antioxidants

answer d

6) cyclamates are banned in USA

7) Butylated hydroxyanisole (BHA): antixoidant

FD&C blue # 2 : colour

sacchrine : sugar taste (sweetener)

8) aspartame: sweetener

Vitamin D: nutrition

sodium Hypophosphite : Antioxidant, Preservative

Calcium Propionate : Nutrient

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