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Chapter Assessment Lesson 2.1
Learning Key Terms and Concepts
Glucose is the main form of _____ that circulates in the blood.
As the word carbohydrate indicates, the elements that make up these molecules include _____ and _____.
A molecule made up of many similar subunits is called a(n) _____.
Adenosine triphosphate (ATP) provides _____ for many cellular processes.
Fatty acids are key building blocks for other lipids, especially _____ and _____.
The bond that links the amino group of one amino acid to the acid group of another is called _____.
A. an acid bond.
B. an amino bond.
C. a peptide bond.
D. a residual bond.
Identify the three types of glycerides. Explain the relationship between fatty acids and the different types of glycerides.
DNA is formed in the shape of a(n) _____.
A. double pleat
B. double helix
C. triple helix
D. pleated helix
Glycine and tryptophan are both amino acids. Based on your reading of the lesson, name characteristics that they have in common and a key difference between them.
Identify and describe the four levels of protein structure.
Thinking Critically
Consider the enzymes discussed in this lesson. Which bodily functions might
not
be possible in their absence?
Using the information and figures in this lesson, analyze at least two different types of chemical reactions that provide the body with energy.
What might be the consequences of DNA damage in a person's cells?
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