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Click on the diagram to start the animation. What name is given to the process seen in this animation? (Activity 5A)
|
| hydrolysis |
| water formation |
| catabolism |
| dehydration synthesis |
| monomerization |
|
|
|
Glycogen is _____. (Activity 5C)
|
| the form in which plants store sugars |
| a polysaccharide found in animals |
| a polysaccharide found in plant cell walls |
| a transport protein that carries oxygen |
| a source of saturated fat |
|
|
|
glucose + glucose —> _____ by _____. (Activity 5C)
|
| lactose + water ... hydrolysis |
| starch + water ... dehydration synthesis |
| sucrose + water ... dehydration synthesis |
| cellulose + water ... hydrolysis |
| maltose + water ... dehydration synthesis |
|
|
|
Which of these is a source of lactose? (Activity 5C)
|
| sugar beets |
| milk |
| potatoes |
| sugar cane |
| starch |
|
|
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Which of these is a polysaccharide? (Activity 5C)
|
| sucrose |
| glucose |
| galactose |
| lactose |
| cellulose |
|
|
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_____ is the most abundant organic compound on Earth. (Activity 5C)
|
| Glucose |
| Cellulose |
| Lactose |
| Starch |
| Glycogen |
|
|
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Which of these is NOT a lipid? (Activity 5D)
|
| phospholipid |
| cholesterol |
| steroids |
| RNA |
| wax |
|
|
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This figure is an example of a(n) _____. (Activity 5D) 
|
| nucleic acid |
| protein |
| saturated fat |
| unsaturated fat |
| steroid |
|
|
|
Which of these is a phospholipid? (Activity 5D)
|
|  |
|  |
|  |
|  |
|  |
|
|
|
Which of these is rich in unsaturated fats? (Activity 5D)
|
| a fat that is solid at room temperature |
| butter |
| beef fat |
| lard |
| olive oil |
|
|
|
A function of cholesterol that does not harm health is its role _____. (Activity 5D)
|
| in calcium and phosphate metabolism |
| as a component of animal cell membranes |
| as the primary female sex hormone |
| the most abundant male sex hormone |
| All of cholesterol's effects cause the body harm. |
|
|
|
Click on the diagram to begin the animation. This animation illustrates the functioning of a _____ protein. (Activity 5E)
|
| contractile |
| receptor |
| transport |
| structural protein |
| gene regulatory |
|
|
|
Arrow A is indicating a(n) _____ protein. (Activity 5E) 
|
| transport |
| enzyme |
| receptor |
| signal |
| structural |
|
|
|
Arrow D is indicating a _____ protein. (Activity 5E) 
|
| gene regulatory |
| receptor |
| storage |
| transport |
| defensive |
|
|
|
Which of these does NOT contain a structural protein? (Activity 5E)
|
| muscles |
| tendons |
| ovalbumin |
| spider silk |
| ligaments |
|
|
|
Defensive proteins are manufactured by the _____ system. (Activity 5E)
|
| immune |
| nervous |
| digestive |
| integumentary |
| cardiovascular |
|
|
|
Proteins are polymers of _____. (Activity 5F)
|
| CH2O units |
| nucleotides |
| amino acids |
| hydrocarbons |
| glycerol |
|
|
|
What type of bond joins the monomers in a protein's primary structure? (Activity 5F)
|
| ionic |
| hydrophobic |
| peptide |
| S—S |
| hydrogen |
|
|
|
Which of these illustrates the secondary structure of a protein? (Activity 5F)
|
|  |
|  |
|  |
|  |
|  |
|
|
|
The secondary structure of a protein results from _____. (Activity 5F)
|
| hydrogen bonds |
| ionic bonds |
| hydrophobic interactions |
| peptide bonds |
| bonds between sulfur atoms |
|
|
|
Tertiary structure is NOT directly dependent on _____. (Activity 5F)
|
| hydrophobic interactions |
| peptide bonds |
| hydrogen bonds |
| ionic bonds |
| bonds between sulfur atoms |
|
|
|
If a strand of DNA has the nitrogen base sequence ATTTGC, what will be the sequence of the matching strand? (Activity 5H)
|
| GCAAAT |
| ATTTGC |
| TAAACG |
| TUUUCG |
| UAAACG |
|
|
|
If a DNA double helix is 100 nucleotide pairs long and contains 25 adenine bases, how many guanine bases does it contain? (Activity 5H)
|
| 25 |
| 150 |
| 75 |
| 50 |
| 200 |
|
|
|
The two strands of a DNA double helix are held together by _____ that form between pairs of nitrogenous bases. (Activity 5H)
|
| hydrogen bonds |
| ionic bonds |
| hydrophilic interactions |
| S—S bonds |
| covalent bonds |
|
|
|
A nucleotide is composed of a(n) _____. (Activity 5H)
|
| phosphate group, a nitrogen-containing base, and a hydrocarbon |
| phosphate group, a nitrogen-containing base, and a five-carbon sugar |
| glycerol, a nitrogen-containing base, and a five-carbon sugar |
| amino group, a nitrogen-containing base, and a five-carbon sugar |
| sulfhydryl group, a nitrogen-containing base, and a five-carbon sugar |
