Biomolecules Questions and Answers

Please define metabolism enzymes and activation energy What effect do enzymes have on activation energy
Biology
Biomolecules
Please define metabolism enzymes and activation energy What effect do enzymes have on activation energy
Osmosis can be defined as the diffusion of water across a selectively permeable membrane the diffusion of any small molecule across a selectively permeable mem active transport across a selectively permeable membrane the diffusion of a solute across a selectively permeable momb
Biology
Biomolecules
Osmosis can be defined as the diffusion of water across a selectively permeable membrane the diffusion of any small molecule across a selectively permeable mem active transport across a selectively permeable membrane the diffusion of a solute across a selectively permeable momb
What compound directly provides energy for cellular work C6H12O6 glucose ATP fat
Biology
Biomolecules
What compound directly provides energy for cellular work C6H12O6 glucose ATP fat
The molecule shown below contains Indigo Instruments one pentose one hexose two amino acids two hexoses two pentoses Sucrose
Biology
Biomolecules
The molecule shown below contains Indigo Instruments one pentose one hexose two amino acids two hexoses two pentoses Sucrose
The energy with wavelengths that appear photosynthesis O red green blue orange is LEAST useful to
Biology
Biomolecules
The energy with wavelengths that appear photosynthesis O red green blue orange is LEAST useful to
Which component of the following reaction is the substrate lactose lactase water lactase glucose galactose lactose lactase glucose galactose
Biology
Biomolecules
Which component of the following reaction is the substrate lactose lactase water lactase glucose galactose lactose lactase glucose galactose
13 Tacrolimus FK 506 is a drug that inhibits an enzyme called calcineurin Calcineurin is a protein phosphatase This is an enzyme that dephosphorylates removes phosphate groups from proteins When added to cells tacrolimus can inhibit the dephosphorylation of a protein called NFAT but it cannot prevent the dephosphorylation of a protein called CDK1 What is the most likely explanation for this finding Multiple Choice Tacrolimus is a competitive inhibitor of calcineurin for NFAT and CDK11 O Calcineurin requires an additional cofactor to dephosphorylate NFAT O Tacrolimus changes the optimum pH for calcineurin NFAT is a substrate of calcineurin but CDK1 is not
Biology
Biomolecules
13 Tacrolimus FK 506 is a drug that inhibits an enzyme called calcineurin Calcineurin is a protein phosphatase This is an enzyme that dephosphorylates removes phosphate groups from proteins When added to cells tacrolimus can inhibit the dephosphorylation of a protein called NFAT but it cannot prevent the dephosphorylation of a protein called CDK1 What is the most likely explanation for this finding Multiple Choice Tacrolimus is a competitive inhibitor of calcineurin for NFAT and CDK11 O Calcineurin requires an additional cofactor to dephosphorylate NFAT O Tacrolimus changes the optimum pH for calcineurin NFAT is a substrate of calcineurin but CDK1 is not
In a chemical reaction 1 3 bisphosphoglycerate ADP yields 3 phosphoglycerate plus ATP What is the AG for this reaction Multiple Choice O Equal to zero Cannot be determined O Greater than zero Less than zero
Biology
Biomolecules
In a chemical reaction 1 3 bisphosphoglycerate ADP yields 3 phosphoglycerate plus ATP What is the AG for this reaction Multiple Choice O Equal to zero Cannot be determined O Greater than zero Less than zero
Select the best answer What is the advantage of having separate heart chambers for the circulation of deoxygenated and oxygenated blood Ability to breathe through the skin Ability to stand up for long periods of time Ability to have greater activity There is no advantage of separate heart chambers
Biology
Biomolecules
Select the best answer What is the advantage of having separate heart chambers for the circulation of deoxygenated and oxygenated blood Ability to breathe through the skin Ability to stand up for long periods of time Ability to have greater activity There is no advantage of separate heart chambers
Q Sepharose beads in lon exchange chromatography are positively charged True False
Biology
Biomolecules
Q Sepharose beads in lon exchange chromatography are positively charged True False
What is the name of the substrate that we used during western blotting to induce a color change BCIP NBT Sodium azide DNPH DCIP
Biology
Biomolecules
What is the name of the substrate that we used during western blotting to induce a color change BCIP NBT Sodium azide DNPH DCIP
0 1 0 2 0 10 0 100 Question 4 1 point Saved Listen eadings on the spectrophotometer Western blotting is the technique for the detection of A specific RNA in a sample A specific glycolipid in a sample A specific protein in a sample A specific DNA in a sample
Biology
Biomolecules
0 1 0 2 0 10 0 100 Question 4 1 point Saved Listen eadings on the spectrophotometer Western blotting is the technique for the detection of A specific RNA in a sample A specific glycolipid in a sample A specific protein in a sample A specific DNA in a sample
Elute is the name given to the fluid that leaves the columns when salt buffers are added True False Question 10 1 point Listen epitope if present is a structure that is specific to RuBisCo and binds with the Secondary Antibody BCIP NBT Primary antibody M
Biology
Biomolecules
Elute is the name given to the fluid that leaves the columns when salt buffers are added True False Question 10 1 point Listen epitope if present is a structure that is specific to RuBisCo and binds with the Secondary Antibody BCIP NBT Primary antibody M
Can the protein structure and function be predicted for amino acid sequence
Biology
Biomolecules
Can the protein structure and function be predicted for amino acid sequence
Which of the following molecules is an amino acid Select all that apply HO A H B H A B C HHH NNNN D OH Select 3 correct answer s C HH H H CH SH OH H H N C C CH CH CH D 0 E H H C OH H C OH H CIOH H
Biology
Biomolecules
Which of the following molecules is an amino acid Select all that apply HO A H B H A B C HHH NNNN D OH Select 3 correct answer s C HH H H CH SH OH H H N C C CH CH CH D 0 E H H C OH H C OH H CIOH H
The type of connection indicated by the arrows is S S S S Des a peptide bond a disulfide bond a hydrogen bond a glycoside linkage a phosphodiester linkage
Biology
Biomolecules
The type of connection indicated by the arrows is S S S S Des a peptide bond a disulfide bond a hydrogen bond a glycoside linkage a phosphodiester linkage
Testosterone and estradiol are male and female sex hormones respectively in many vertebrates In which of the following ways do these molecules differ from each other OH OH HO CH3 CH3 CH3 They are enantiomers of the same organic molecule They are cis trans isomers but have the same molecular formula They are structural isomers but have the same molecular formula They have different functional groups attached to the same carbon skeleton
Biology
Biomolecules
Testosterone and estradiol are male and female sex hormones respectively in many vertebrates In which of the following ways do these molecules differ from each other OH OH HO CH3 CH3 CH3 They are enantiomers of the same organic molecule They are cis trans isomers but have the same molecular formula They are structural isomers but have the same molecular formula They have different functional groups attached to the same carbon skeleton
Which of the following functional groups is hydrophobic O amino hydroxyl methyl sulfhydryl
Biology
Biomolecules
Which of the following functional groups is hydrophobic O amino hydroxyl methyl sulfhydryl
AOTD which of the following is a critical function for the blue blood of the horseshoe crab immune clotting of foreign substances providing nutrition to their offspring visual perception in blue water O Digesting algae the scrape off of rocks
Biology
Biomolecules
AOTD which of the following is a critical function for the blue blood of the horseshoe crab immune clotting of foreign substances providing nutrition to their offspring visual perception in blue water O Digesting algae the scrape off of rocks
Define and describe the Middle Passage How did the Monroe Doctrine change the foreign policy of the United States
Biology
Biomolecules
Define and describe the Middle Passage How did the Monroe Doctrine change the foreign policy of the United States
Avian kidneys produce urea that requires copious water to flush from the body True False
Biology
Biomolecules
Avian kidneys produce urea that requires copious water to flush from the body True False
Commonalities to both charophytes and vascular land plants include 1 sporopollenin II lignin III chlorophyll a IV cellulose V chlorophyll b III and IV only II and IV only O I II III and V only I III IV and V only
Biology
Biomolecules
Commonalities to both charophytes and vascular land plants include 1 sporopollenin II lignin III chlorophyll a IV cellulose V chlorophyll b III and IV only II and IV only O I II III and V only I III IV and V only
Moving to anoth estion 9 Within a population of nonchanging allele rates if the percentage of recessive alleles is 60 what is the likelihood of an offspring being homozygous recessive 36 50
Biology
Biomolecules
Moving to anoth estion 9 Within a population of nonchanging allele rates if the percentage of recessive alleles is 60 what is the likelihood of an offspring being homozygous recessive 36 50
Which of the following methods could be used to sterilize a solution containing proteins e g insuln Select all that apply Select All That Apply A B OD moist heat sterilization with an autoclave sterile filtration with a 0 2 micron filter dry heat sterilization at 170 degrees celsius ultraviolet light sterilization
Biology
Biomolecules
Which of the following methods could be used to sterilize a solution containing proteins e g insuln Select all that apply Select All That Apply A B OD moist heat sterilization with an autoclave sterile filtration with a 0 2 micron filter dry heat sterilization at 170 degrees celsius ultraviolet light sterilization
In addition to a greater independence from water Amniotes show other ecological adaptations compared to Amphibians List and describe at least one additional anatomical novelty of Amniotes and what activity it relates to Be sure to reference the feature you discuss in the figure below D 10cm 1m
Biology
Biomolecules
In addition to a greater independence from water Amniotes show other ecological adaptations compared to Amphibians List and describe at least one additional anatomical novelty of Amniotes and what activity it relates to Be sure to reference the feature you discuss in the figure below D 10cm 1m
ATP and NADH are important energy carriers in the cell Sort the list of features below to indicate whether they are characteristic of ATP NADH or both Features 10 items Drag and drop into the appropriate area below Can transfer phosphate groups Energy Carriers Contains nicotinamide ring ATP Drag and drop here Contains adenosine Can donate hydrogen atoms NADH Drag and drop here Diffusible through the cytoplasm Activates sugars for glycolysis Both Drag and drop here Energy stored bonds betwe two terminal phosphates
Biology
Biomolecules
ATP and NADH are important energy carriers in the cell Sort the list of features below to indicate whether they are characteristic of ATP NADH or both Features 10 items Drag and drop into the appropriate area below Can transfer phosphate groups Energy Carriers Contains nicotinamide ring ATP Drag and drop here Contains adenosine Can donate hydrogen atoms NADH Drag and drop here Diffusible through the cytoplasm Activates sugars for glycolysis Both Drag and drop here Energy stored bonds betwe two terminal phosphates
Most bacteria like to attach to surfaces So where do you expect to find them in sediments as biofilms on sand silt and clay particles O attached to air gas bubbles swimming in the pore water
Biology
Biomolecules
Most bacteria like to attach to surfaces So where do you expect to find them in sediments as biofilms on sand silt and clay particles O attached to air gas bubbles swimming in the pore water
During anaerobic respiration redox half reaction is lower O higher a compound can serve as an electron donor as long as the dono on the redox tower than that of the acceptor half reaction
Biology
Biomolecules
During anaerobic respiration redox half reaction is lower O higher a compound can serve as an electron donor as long as the dono on the redox tower than that of the acceptor half reaction
Which of the following is not a reduced molecule and can NOT be used as electron donor in chemolithotrophic organisms carbon dioxide CO O hydrogen H O sulfide H S O ammonium NH4
Biology
Biomolecules
Which of the following is not a reduced molecule and can NOT be used as electron donor in chemolithotrophic organisms carbon dioxide CO O hydrogen H O sulfide H S O ammonium NH4
A significant amount of methane CH4 is trapped as a solid underground or under marine sediments and is referred to as inorganic carbon O natural gas O liquid methane methane hydrates
Biology
Biomolecules
A significant amount of methane CH4 is trapped as a solid underground or under marine sediments and is referred to as inorganic carbon O natural gas O liquid methane methane hydrates
Which of the following is NOT part of a ger stop promoter
Biology
Biomolecules
Which of the following is NOT part of a ger stop promoter
What does this symbol mean A Layers dipping 30 northeast B Layers dipping 30 southeast C Layers dipping 30 southwest D Layers dipping 30 northwest E Layers dipping 45 north 30 N
Biology
Biomolecules
What does this symbol mean A Layers dipping 30 northeast B Layers dipping 30 southeast C Layers dipping 30 southwest D Layers dipping 30 northwest E Layers dipping 45 north 30 N
What is the Stress type Compression Tension or Shear What is the Strain type Elastic Plastic or Brittle What is the Fault type Normal Reverse Thrust or Strike
Biology
Biomolecules
What is the Stress type Compression Tension or Shear What is the Strain type Elastic Plastic or Brittle What is the Fault type Normal Reverse Thrust or Strike
3 What do you see What is the Stress Compression Tension or shede What is the Strain type Elasto Plastic or Bris ELE What is the Fault type Normat Reverse Thruster Strike On outcrop in Nevada
Biology
Biomolecules
3 What do you see What is the Stress Compression Tension or shede What is the Strain type Elasto Plastic or Bris ELE What is the Fault type Normat Reverse Thruster Strike On outcrop in Nevada
1 What do you see What is the Stress type Compression Tension or Shear What is the Strain type Elastic Plastic or Brittle What is the Fault tyne 2 Normal Reverse Thrust or Strike
Biology
Biomolecules
1 What do you see What is the Stress type Compression Tension or Shear What is the Strain type Elastic Plastic or Brittle What is the Fault tyne 2 Normal Reverse Thrust or Strike
Listen AOTD What is a result of nematodes adaptation to cryptobiosis They cannot move from one place to another easily They can only live in specific places They are more prone to being eaten by predators They have increased resilience to tough environments
Biology
Biomolecules
Listen AOTD What is a result of nematodes adaptation to cryptobiosis They cannot move from one place to another easily They can only live in specific places They are more prone to being eaten by predators They have increased resilience to tough environments
Based on your knowledge of the polarity of water molecules which is most likely regarding the solute molecule depicted here identified by an arrow
Biology
Biomolecules
Based on your knowledge of the polarity of water molecules which is most likely regarding the solute molecule depicted here identified by an arrow
Lobe fins locomote by paddling their fins rather than using exclusively their tail O True O False
Biology
Biomolecules
Lobe fins locomote by paddling their fins rather than using exclusively their tail O True O False
Jawed vertebrates as a generalization get their food by O eating marine plants O burrowing in the sediment for small animals O filter feeding through their gill slits O active predation in the water column
Biology
Biomolecules
Jawed vertebrates as a generalization get their food by O eating marine plants O burrowing in the sediment for small animals O filter feeding through their gill slits O active predation in the water column
Explain the major role of each of these lipids Phosphatidylserine
Biology
Biomolecules
Explain the major role of each of these lipids Phosphatidylserine
QUESTION 9 People who have the O blood type possess 1 an enzyme that adds an N acetylgalactosamine to the end of the oligosaccharide chain on RBC membrane glycolipids 2 an enzyme that adds a galactose to the end of the oligosaccharide chain on RBC membrane glycolipids 3 an enzyme that adds phospholipids to the end of the oligosaccharide chain on RBC membrane glycolipids 4 no enzymes capable of attaching galactose or N acetylgalactosamine to the end of the oligosaccharide chain on RBC membrane glycolipids 01 02 0 3 04 O 1 and 2 QUESTION 10 What kind of membrane protein penetrates into the hydrophobic part of the lipid bilayer O integral protein O lipid anchored protein O peripheral proteins phosphatidylcholine
Biology
Biomolecules
QUESTION 9 People who have the O blood type possess 1 an enzyme that adds an N acetylgalactosamine to the end of the oligosaccharide chain on RBC membrane glycolipids 2 an enzyme that adds a galactose to the end of the oligosaccharide chain on RBC membrane glycolipids 3 an enzyme that adds phospholipids to the end of the oligosaccharide chain on RBC membrane glycolipids 4 no enzymes capable of attaching galactose or N acetylgalactosamine to the end of the oligosaccharide chain on RBC membrane glycolipids 01 02 0 3 04 O 1 and 2 QUESTION 10 What kind of membrane protein penetrates into the hydrophobic part of the lipid bilayer O integral protein O lipid anchored protein O peripheral proteins phosphatidylcholine
Complete the sentences about acids bases and pH using the words provided 1 A n Click to select 2 A n Click to select 3 A n Click to select 4 As the hydrogen ion concentration of a solution decreases the pH Click to select As the pH of a solution increases the concentration of Click to select ions increases The pH of a solution is defined as the Click to select of the hydrogen ion concentration 7 As the hydrogen ion concentration of a solution increases the pH Click to select 5 acts to increase the hydrogen ion concentration of a solution acts to decrease the hydrogen ion concentration of a solution acts to maintain a relatively stable concentration of hydrogen ions in a solution 6
Biology
Biomolecules
Complete the sentences about acids bases and pH using the words provided 1 A n Click to select 2 A n Click to select 3 A n Click to select 4 As the hydrogen ion concentration of a solution decreases the pH Click to select As the pH of a solution increases the concentration of Click to select ions increases The pH of a solution is defined as the Click to select of the hydrogen ion concentration 7 As the hydrogen ion concentration of a solution increases the pH Click to select 5 acts to increase the hydrogen ion concentration of a solution acts to decrease the hydrogen ion concentration of a solution acts to maintain a relatively stable concentration of hydrogen ions in a solution 6
How many significant figures are in the measurement 56 0 mL O a 1 O b 2 O c 3 O d 4
Biology
Biomolecules
How many significant figures are in the measurement 56 0 mL O a 1 O b 2 O c 3 O d 4
Question 1 7 points When writing answers to a quiz a formal lab report or even a 5 paragraph essay it is important to use the traditional symbols and abbreviations On the HTML editor the box you type into there is a button with a plus sign Expand the downward facing chevron to the right of the plus sign to see the menu containing symbols emojis and other items Expand the downward facing chevron to the right of the U to see the menu containing the superscript or subscript font options For the items below provide the symbol 1 Degree 2 Micro 3 Alpha 4 Beta 5 Percent Retype these items using the superscript or subscript 6 H O 7 103 When we do labs or write papers in this class please be sure to use these types of symbols and font options
Biology
Biomolecules
Question 1 7 points When writing answers to a quiz a formal lab report or even a 5 paragraph essay it is important to use the traditional symbols and abbreviations On the HTML editor the box you type into there is a button with a plus sign Expand the downward facing chevron to the right of the plus sign to see the menu containing symbols emojis and other items Expand the downward facing chevron to the right of the U to see the menu containing the superscript or subscript font options For the items below provide the symbol 1 Degree 2 Micro 3 Alpha 4 Beta 5 Percent Retype these items using the superscript or subscript 6 H O 7 103 When we do labs or write papers in this class please be sure to use these types of symbols and font options
Prokaryote Choose Eukaryotes DNA circular usually DNA linear molecules chromosomes with histone proteins DNA squere usually
Biology
Biomolecules
Prokaryote Choose Eukaryotes DNA circular usually DNA linear molecules chromosomes with histone proteins DNA squere usually
Which structure is NOT a supramolecular complex Select one a ribosome b mitochondrion Oc chromosome O d plasma membrane
Biology
Biomolecules
Which structure is NOT a supramolecular complex Select one a ribosome b mitochondrion Oc chromosome O d plasma membrane
Which of these is not a function of lipids Select one a long term energy storage b hormonal function c catalysis d insulation
Biology
Biomolecules
Which of these is not a function of lipids Select one a long term energy storage b hormonal function c catalysis d insulation
What is the energy carrier in the ATP molecule Select one a sugar b bond between phosphate and sugar c phosphate bonds d adenine
Biology
Biomolecules
What is the energy carrier in the ATP molecule Select one a sugar b bond between phosphate and sugar c phosphate bonds d adenine
ces Which one of the four recorded motor unit action potentials MUAPs corresponds to the smallest number of muscle fibers contracting 1 2 Multiple Choice O O 3 4
Biology
Biomolecules
ces Which one of the four recorded motor unit action potentials MUAPs corresponds to the smallest number of muscle fibers contracting 1 2 Multiple Choice O O 3 4
Match the fauna wave with when it persisted Cambrian fauna Paleozoic fauna Chrose started in the Ordovian decimated in late Perm started in the Cambrian but then slowly diminis started in early Mesozoic persists today
Biology
Biomolecules
Match the fauna wave with when it persisted Cambrian fauna Paleozoic fauna Chrose started in the Ordovian decimated in late Perm started in the Cambrian but then slowly diminis started in early Mesozoic persists today