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2.3 carbohydrates and lipids
IB Syllabus
8
Biology
11th Grade
05/14/2015

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Term
Name three examples of disacharides.
Definition
Sucrose
Lactose
Maltose
Term
Name the three polymers of glucose
Definition
starch, glycogen, cellulose
Term
name the two forms of starch
Definition
amylose, amylopectin
Term
how are triglycerides formed?
Definition
by condensation from three fatty acids and one glycerol
Term
Name the four key properties of lipids.
Definition
light energy content, less dense than water, insoluble, reduces heat loss.
Term
If a fatty acid has double bonds, is it saturated or unsaturated?
Definition
unsaturated.
Term
What does it mean when a trans fat is hydrogenated?
Definition
the solidifying the oil in polyunsaturated fats. The hydrogenated fat can be used for frying or in manufacture of processed foods.
Term
What is the formula for calculating the BMI?
Definition
Weight/height^2

kg / (m * m)
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