Term
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Definition
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Term
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Definition
| Process of lowering the activation energy of a reaction |
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| Example of Exergonic Reaction |
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Definition
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| Example of Endergonic Reaction |
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Definition
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| The molecules that result after the reaction has taken place |
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Definition
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Term
| The site where the signal molecule binds to the enzyme surface |
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Definition
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Term
| Measure of chaos in a system |
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Definition
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| Many enzymes coupled together create |
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Definition
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Term
| A signal molecule attaches to the active site preventing substract binding |
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Definition
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Term
1)Active site- Substrate binding
2)Allosteric site- A sighnal molecule can bind and change the shape of the active sight |
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Definition
| Non-Competitive Inhibition |
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Term
| Enzymes are catalysts because they operate to |
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Definition
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Term
| The extra energy required to destabilize existing chemical bonds and to initiate a chemical reaction is called |
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Definition
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Term
| Which of the following statements accurately reflects the process of glycolysis? |
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Definition
| Glycolysis uses no molecular oxygen, however, it can occur in aerobic environments. |
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Term
| Which wavelength of light is the shortest? |
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Definition
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Term
| The overall purpose of the Calvin cycle is to |
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Definition
| build organic (carbon) molecules |
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Term
| Under what environmental conditions do yeast carry out fermentation? |
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Definition
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Term
| Most of the atmospheric oxygen occurs as a result of photosynthesis. from which of the following molecules is the oxygen derived? |
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Definition
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Term
| The process by which an atom or molecule loses an electron is: |
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Definition
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Term
| Reactions that tend to go on their own, releasing energy, are called: |
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Definition
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Term
| Enzymes are catalysts because they operate to: |
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Definition
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Term
| Which of the following factors do NOT influence the action of enzymes? |
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Definition
| presence of fluids in the cell |
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Term
| Which of the following activities does NOT require cellular energy? |
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Definition
| movement of water across the cell membrane |
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Term
| The process by which an atom or molecule gain an electron is: |
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Definition
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Term
| In reference to enzyme activities, repressors _____ the active site, while activators ________ it. |
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Definition
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Term
| Which of the following processes does NOT use ATP? |
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Definition
| diffusion of oxygen into the blood |
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Term
| Chemical reactions that release energy are called ______ reactions. |
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Definition
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Term
| A competitive inhibitor interferes with: |
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Definition
| the active site of the enzyme so a substrate cannot bind |
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Term
| Enzymes often use additional chemical components called ____________ as tools to aid catalysis. |
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Definition
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Term
| The site where a signal molecule binds to the surface of an enzyme is the ______________ site. |
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Definition
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Term
| The electron transport chain is located in the ______________ of the mitochondria. |
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Definition
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Term
| In mitochondria the Kreb's cycle takes place in _________________. |
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Definition
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Term
Common end-products of fermentation include:
A) glucose
B) ethanol
C) lactate
D) pyruvate
E) b and c |
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Definition
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Term
| The second stage of cellular respiration takes place within the ________ of a cell. |
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Definition
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Term
| The first stage of cellular respiration takes place in the ___________ of a cell. |
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Definition
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Term
| The process of chemiosmosis is for making molecules of _____________. |
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Definition
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Term
| Electrons in pigment molecules become excited when exposed to _____________. |
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Definition
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Term
| The starting point of photosynthesis is the _______________. |
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Definition
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Term
| What useful product is formed after six turns of the Calvin Cycle? |
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Definition
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Term
| Energy is released from ATP when it ___________. |
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Definition
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Term
| Which one of the following lists the molecules in order, going from most energy to least energy? |
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Definition
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Term
| Which of the following is not true about an enzyme? |
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Definition
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Term
| ________________ molecules of ATP are generated from the complete cellular respiration of one molecule of glucose. |
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Definition
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