Chapter 3

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amino acids.

A gene is the code for assembling a sequence of

They are hydrophobic.

How are lipids different from other categories of biological molecules?

thymine

Which nitrogen-containing base is found in DNA but not in RNA?

nitrogen-containing base, ribose, phosphate

Which of the following correctly lists the parts of a nucleotide of RNA?

C, H, O

Which of the following elements are found in glucose?

polypeptide - dipeptide - amino acid

Which of the following is in correct order from largest to smallest?

glycogen

Which word should be categorized separately from the others?

no double bonds

A saturated fat has

dehydration synthesis reactions

A triglyceride is formed when three fatty acids join a glycerol by

Glycogen

Humans store glucose in the form of

two monosaccharides

Hydrolysis of maltose, a disaccharide, results in

hydrophilic

If a material mixes readily with water, it is identified as

polymer; glucose molecules

Starch is a ________Blank made of many ________Blank

Parts W and Z are hydrophilic.

Refer to the figure. Which of the following is true regarding the labeled plasma membrane?

carbohydrates—include glucose, sucrose, and starch

Select the correct association.

triglyceride; dehydration synthesis

The figure below represents the formation of a ________Blank molecule by the process of ________Blank

carbohydrates, lipids, proteins, and nucleic acids.

The four main categories of organic macromolecules are

nucleotides

The polymer shown below is comprised of what kind of subunits?

serve as a form of immediate cellular energy.

The principle role for sugars in living things is to

Cellulose

Wood and paper are composed of


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