Homework Answers
1. The enzymes are the proteins which are used for various chemical reactions. These enzymes can control a chemical reaction. It also control when and where the chemical reaction occurs. The enzymes couples hydrolysis ATP for the activity.
The answer is E.
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Enzymes are important to biology because they can be used to Select one: O a. Control...
in cardiac 5. Cell-cell communication junctions in plants are called and muscle cells (animal). A. plasmodesmata,...
in cardiac 5. Cell-cell communication junctions in plants are called and muscle cells (animal). A. plasmodesmata, anchoring junction B. plasmodesmata gap junction C. stomata; anchoring junction D. stomata; conjunction junction Estomata; gap junction 6. Actin is found in A. cellulose B. intermediate filament C.microfilament D. microtubule E. cristae 7. Based on the endosymbiont theory which was once a free living prokaryote? A. nucleus B. Golgi C. Mitochondria D. rough endoplasmic reticulum E. B and D 8. Active transport A. occurs...
2. How is ATP used in most cell processes? a. It binds to a substrate and...
2. How is ATP used in most cell processes? a. It binds to a substrate and provides energy when the phosphate group is released. b. indirectly, by providing electrons to an acceptor c. Hydrolysis of ATP is coupled to an endergonic reaction. d. It increases the efficiency of some key enzymes. e. none of the above 2. How is ATP used in most cell processes? a. It binds to a substrate and provides energy when the phosphate group is released....
The electron transport chain in cellular respiration converts electrical energy to the transport of_ Select one:...
The electron transport chain in cellular respiration converts electrical energy to the transport of_ Select one: a. H+ b. O2 c. CO2 d. OH- e. glucose The process of glycolysis converts one molecule of glucose to two molecules of pyruvate. Select one: a. 2 carbon X b. 3 carbon c. 4 carbon d. 5 carbon e. 6 carbon ATP synthesis during cellular respiration depends on a gradient of Select one: a. NaCI b. electrons c. 02 d. pyruvate e. Hydrogen...
Energy used to do cellular work is largely provided by __________. Select one: a. synthesis of...
Energy used to do cellular work is largely provided by __________. Select one: a. synthesis of ATP b. hydrolysis of ATP c. synthesis of GTP d. hydrolysis of CTP
ha Threm where periode war of the three disfrac es wangu alin w species oftenpos ....
ha Threm where periode war of the three disfrac es wangu alin w species oftenpos . CROA in the pas t for padarges who wished the prim e for and each defonds be 30 points each) Place the capital letter of the best answer Part C. Multiple choice (2 points each) Place the in the blank to the left of the answer The primary function of polysaccha glycolipids of animal cell membranes is to actively transport molecules against facilitate diffusion...
Why are enzymes important to metabolism? Select all that apply. Choose one or more: O A....
Why are enzymes important to metabolism? Select all that apply. Choose one or more: O A. Metabolism would be extremely slow without enzymes. O B. Enzymes help in catabolism reactions but not anabolism reactions. O C. Enzymes facilitate almost all metabolic reactions. O D. Enzymes can slow down reactions that are not needed at the time.
29. Based on the endosymbiont theory which was once a free living prokaryote? A. Chloroplast B....
29. Based on the endosymbiont theory which was once a free living prokaryote? A. Chloroplast B. Golgi C. Lysosome D. rough endoplasmic reticulum E. B and D 30. Exporting large substances out of the cell can be accomplished by A. exocytosis B. facilitated diffusion C. endocytosis D. osmosis 31. Lipase is an enzyme which breaks down A. Sugar B. Proteins C. DNA D. Fats 32. Which is not true of the plasma membrane? A. Composed of triglycerides B. Has proteins...
1. Enzymes________: A) convert endergonic reactions into exergonic reactions B) lower the heat released in a...
1. Enzymes________: A) convert endergonic reactions into exergonic reactions B) lower the heat released in a reaction C) ensure that chemical reactions are "one-way" D) catalyze reactions by lowering the activation energy requirement E) change the energy content of the reactants 2. Which of the following is not true of protein structure? A) proteins have hydrophobic domains composed of charged amino acids B) proteins may undergo changes in conformation as part of normal function C) carbohydrate chains are attached to...
From the following list of properties, indicate which one(s) can be used to distinguish between each...
From the following list of properties, indicate which one(s) can be used to distinguish between each of the following pairs of transport mechanisms. Transport Mechanisms: A. Simple diffusion; facilitated diffusion B. Facilitated diffusion; active transport C. Simple diffusion; active transport D. Symport; antiport E. Uniport; coupled transport Properties: 1. Directions in which two transported solutes move 2. Direction the solute moves relative to its concentration gradient or its electrochemical potential 3. Kinetics of solute transport (rate and ability to move)...
The diagram below represents a food web in a pond ecosystem Bass Crayfish A Small invertebrates...
The diagram below represents a food web in a pond ecosystem Bass Crayfish A Small invertebrates Water plants Crabs Clams Two carnivores in the food web are a. bass and small invertebrates b. small invertebrates and crabs c. water plants and clams d. crabs and crayfish The diagram below illustrates the movement of glucose across a cell membrane. Low glucose concentration outside of cel lecules High glucose concentration Inside of cell Source Adapted to Which two processes are most directly...
in cardiac 5. Cell-cell communication junctions in plants are called and muscle cells (animal). A. plasmodesmata, anchoring junction B. plasmodesmata gap junction C. stomata; anchoring junction D. stomata; conjunction junction Estomata; gap junction 6. Actin is found in A. cellulose B. intermediate filament C.microfilament D. microtubule E. cristae 7. Based on the endosymbiont theory which was once a free living prokaryote? A. nucleus B. Golgi C. Mitochondria D. rough endoplasmic reticulum E. B and D 8. Active transport A. occurs...
The electron transport chain in cellular respiration converts electrical energy to the transport of_ Select one: a. H+ b. O2 c. CO2 d. OH- e. glucose The process of glycolysis converts one molecule of glucose to two molecules of pyruvate. Select one: a. 2 carbon X b. 3 carbon c. 4 carbon d. 5 carbon e. 6 carbon ATP synthesis during cellular respiration depends on a gradient of Select one: a. NaCI b. electrons c. 02 d. pyruvate e. Hydrogen...
ha Threm where periode war of the three disfrac es wangu alin w species oftenpos . CROA in the pas t for padarges who wished the prim e for and each defonds be 30 points each) Place the capital letter of the best answer Part C. Multiple choice (2 points each) Place the in the blank to the left of the answer The primary function of polysaccha glycolipids of animal cell membranes is to actively transport molecules against facilitate diffusion...
Why are enzymes important to metabolism? Select all that apply. Choose one or more: O A. Metabolism would be extremely slow without enzymes. O B. Enzymes help in catabolism reactions but not anabolism reactions. O C. Enzymes facilitate almost all metabolic reactions. O D. Enzymes can slow down reactions that are not needed at the time.
29. Based on the endosymbiont theory which was once a free living prokaryote? A. Chloroplast B. Golgi C. Lysosome D. rough endoplasmic reticulum E. B and D 30. Exporting large substances out of the cell can be accomplished by A. exocytosis B. facilitated diffusion C. endocytosis D. osmosis 31. Lipase is an enzyme which breaks down A. Sugar B. Proteins C. DNA D. Fats 32. Which is not true of the plasma membrane? A. Composed of triglycerides B. Has proteins...
The diagram below represents a food web in a pond ecosystem Bass Crayfish A Small invertebrates Water plants Crabs Clams Two carnivores in the food web are a. bass and small invertebrates b. small invertebrates and crabs c. water plants and clams d. crabs and crayfish The diagram below illustrates the movement of glucose across a cell membrane. Low glucose concentration outside of cel lecules High glucose concentration Inside of cell Source Adapted to Which two processes are most directly...
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