Term
| A stack of saccules that prepares secretory vesicles is known as a |
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Definition
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Term
| The role of water in the human body is to |
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Definition
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Term
| A lipid molecule is produced when |
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Definition
| fatty acids bond to glycerol. |
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Term
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Definition
catalysts
structural components of cell membranes |
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Term
| What is the structure of a nucleotide? |
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Definition
| phosphate-sugar-nitrogenous base |
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Term
| What is a difference between acids and bases. |
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Definition
Acids lower the pH, bases raise the pH.
Acids release hydrogen ions, bases release hydroxide ions. |
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Term
| The bending and folding of a protein molecule would produce a ________________ structure. |
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Definition
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Term
| Nucleic acids are composed of |
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Definition
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Term
| The bonding of unit molecules to produce a polysaccharide is called |
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Definition
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Term
| Organisms maintain pH at a constant level through the use of |
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Definition
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Term
| What are the parts of a nucleotide? |
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Definition
| phosphate, sugar, nitrogen base |
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Term
| The polarity of a water molecule results from |
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Definition
| the unequal sharing of electrons between hydrogen and oxygen. |
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Term
| The major component of a plant cell wall is a product formed from the dehydration synthesis of |
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Definition
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Term
| Which substance is produced in every dehydration synthesis reaction? |
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Definition
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Term
| When a protein loses its normal three-dimensional configuration, it is said to be |
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Definition
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Term
| An increase in thyroxin will have which effect? |
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Definition
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Term
| A substance which helps maintain a constant pH in a solution is a(n) |
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Definition
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Term
| Cell membranes are composed mainly of |
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Definition
| phospholipids and proteins |
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Term
| Two functions of rough endoplasmic reticulum are to |
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Definition
| synthesize and transport enzymes |
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Term
| The base found in RNA nucleotides but not in DNA nucleotides is |
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Definition
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Term
| Water allows chemical reactions in cells to occur because it |
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Definition
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Term
| The pH of blood is slightly basic. About what would be the pH of blood? |
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Definition
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Term
| What is a function of some proteins? |
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Definition
| speed up chemical reactions |
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Term
| The building blocks or monomers that make up carbohydrates are |
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Definition
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Term
| What is the general formula of a carbohydrate? |
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Definition
CnH2nOn
where n is any number |
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