Approximately _____ of the average persons life expectancy is determined by their genes.
1.20 to 30
2.10 to 15
3.40 to 50
4.70 to 80
Question 2
How can you tell whether a fat contains primarily saturated or unsaturated fatty acids?
a. All plant oils are unsaturated because they are liquid at room temperature.
b. Solid fats that melt at a high temperature are unsaturated.
c. Oils that remain liquid at room temperature are primarily unsaturated.
d. Beef fat is considered unsaturated because cattle eat only plant foods.
e. All fat that is solid at low temperatures is unsaturated.
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