BIO 105-03

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Bio 105 Lecture 4 Notes

A. Cholesterol
1. Cholesterol Levels
B. Lipoproteins
1.Types of Lipoproteins
a.Chylomicrons
b. Very low-density lipoproteins (VLDL)
c.Low-density lipoproteins (LDL): “bad” cholesterol
d.High-density lipoproteins (HDL): “good” cholesterol
C. Disease of Day:  Adrenoleukodystrophy (ALD)
D. Proteins
1. Protein Functions
2. Amino Acids
a. Structure
b. Essential and Nonessential Amino Acids
3. Building Proteins from Amino Acids
4. Denaturation

Clicker Questions

The major dietary component that raises LDL (“bad”) cholesterol levels is:
Dietary cholesterol
Monounsaturated fats
Omega-3 fatty acids
Saturated fats

It is recommended that at least _____ % of daily calories should be consumed in the form of protein.
5
10
15
25

How many calories are in each gram of protein?
3
4
7
9

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