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USABO Bundled exams 2024 with 100% correct answers
USABO exam 2024 with 100% correct answers USABO Animal Anatomy and Physiology exam 2024 with 100% correct answers
[Show more]USABO exam 2024 with 100% correct answers USABO Animal Anatomy and Physiology exam 2024 with 100% correct answers
[Show more]What enzyme does HIV use to convert RNA to DNA? 
Reverse Transcriptase 
 
 
 
The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. 
5'...RNA polymerase 
 
 
 
 
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Brainpower 
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Which of the following is TRUE of prokaryotes...
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Add to cartWhat enzyme does HIV use to convert RNA to DNA? 
Reverse Transcriptase 
 
 
 
The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. 
5'...RNA polymerase 
 
 
 
 
0:05 
/ 
0:15 
Brainpower 
Read More 
Which of the following is TRUE of prokaryotes...
Mycorrhizae correct answersSymbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients 
 
Nerve net correct answersA nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra 
 
Malpighian tubules cor...
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Add to cartMycorrhizae correct answersSymbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients 
 
Nerve net correct answersA nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra 
 
Malpighian tubules cor...
In the extracellular matrix of an animal cell, you would like to test the binding partner of integrins in vitro. Integrins would most likely require firm attachment to which of the above option? correct answersActin 
 
You are working with Dr. Lee at University of Wisconsin-Madison to investigate cy...
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Add to cartIn the extracellular matrix of an animal cell, you would like to test the binding partner of integrins in vitro. Integrins would most likely require firm attachment to which of the above option? correct answersActin 
 
You are working with Dr. Lee at University of Wisconsin-Madison to investigate cy...
root system correct answersthe entire set of plant roots that anchor the plant, absorb and transport minerals and water, and store food 
 
shoot system correct answersthe aerial portion of a plant body, consisting of stems, leaves, and (in angiosperms) flowers 
 
photosynthate correct answersa sugar...
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Add to cartroot system correct answersthe entire set of plant roots that anchor the plant, absorb and transport minerals and water, and store food 
 
shoot system correct answersthe aerial portion of a plant body, consisting of stems, leaves, and (in angiosperms) flowers 
 
photosynthate correct answersa sugar...
Emergent Properties correct answersDue to the arrangement and interaction of parts as complexity increases. pg 3 
 
Reductionism correct answersThe reduction of complex substances to simpler components that are manageable to study. This is a powerful strategy in biology. pg 3 
 
benign tumor correct...
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Add to cartEmergent Properties correct answersDue to the arrangement and interaction of parts as complexity increases. pg 3 
 
Reductionism correct answersThe reduction of complex substances to simpler components that are manageable to study. This is a powerful strategy in biology. pg 3 
 
benign tumor correct...
What enzyme does HIV use to convert RNA to DNA? correct answersReverse Transcriptase 
 
The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. correct answers5'...RNA polymerase 
 
Which of the following is TRUE of prokaryotes? 
I. Simultaneous ...
Preview 3 out of 20 pages
Add to cartWhat enzyme does HIV use to convert RNA to DNA? correct answersReverse Transcriptase 
 
The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. correct answers5'...RNA polymerase 
 
Which of the following is TRUE of prokaryotes? 
I. Simultaneous ...
Eukaryote correct answersAn organism whose cells contain complex structures enclosed within membranes. The defining membrane bound structure thats sets them apart from prokaryotic cells is the nucleas or nuclear envelope within which the genetic material is carried. All species of large complex spec...
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Add to cartEukaryote correct answersAn organism whose cells contain complex structures enclosed within membranes. The defining membrane bound structure thats sets them apart from prokaryotic cells is the nucleas or nuclear envelope within which the genetic material is carried. All species of large complex spec...
Which statement is true about enzymes? Enzymes... 
A. Are made up of a base containing nitrogen, phosphate, and ribose. 
B. Have activity that is independent of temperature and pH. 
C. Lose some or all of their normal activity when their 3-D structure is disrupted. 
D. Provide the activation ener...
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Add to cartWhich statement is true about enzymes? Enzymes... 
A. Are made up of a base containing nitrogen, phosphate, and ribose. 
B. Have activity that is independent of temperature and pH. 
C. Lose some or all of their normal activity when their 3-D structure is disrupted. 
D. Provide the activation ener...
iodine deficiency correct answersgoiter 
 
ethane correct answersC2H6 
 
propane correct answersC3H8 
 
butane correct answersC4H10 
 
methane correct answersCH4 
 
enantiomers correct answersmirror image isomers 
 
hydroxyl correct answers-OH 
 
carbonyl correct answersC=O 
 
carboxyl correct answe...
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Add to cartiodine deficiency correct answersgoiter 
 
ethane correct answersC2H6 
 
propane correct answersC3H8 
 
butane correct answersC4H10 
 
methane correct answersCH4 
 
enantiomers correct answersmirror image isomers 
 
hydroxyl correct answers-OH 
 
carbonyl correct answersC=O 
 
carboxyl correct answe...
axon hillock correct answersthe cone-shaped area on the cell body from which the axon originates 
-trigger zone 
 
hyperopia correct answersA condition in which visual images come to a focus behind the retina of the eye and vision is better for distant than for near objects -- called also farsighted...
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Add to cartaxon hillock correct answersthe cone-shaped area on the cell body from which the axon originates 
-trigger zone 
 
hyperopia correct answersA condition in which visual images come to a focus behind the retina of the eye and vision is better for distant than for near objects -- called also farsighted...
insterstitial fluid correct answersfluid located between cells and among tissues 
 
cuboidal epithelium correct answerscube shaped epithelial cells that function in secretion, and are located in various endocrine glands 
 
simple columnar epithelium correct answerslines intestines, secretes digestiv...
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Add to cartinsterstitial fluid correct answersfluid located between cells and among tissues 
 
cuboidal epithelium correct answerscube shaped epithelial cells that function in secretion, and are located in various endocrine glands 
 
simple columnar epithelium correct answerslines intestines, secretes digestiv...
Why is myelin important in the nervous system? 
 
A. It allows signals to travel faster along axons because depolarization occurs only at myelinated locations. 
B. It allows signals to travel faster along axons because depolarization occurs only at nonmyelinated locations. 
C. It bundles the dendrit...
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Add to cartWhy is myelin important in the nervous system? 
 
A. It allows signals to travel faster along axons because depolarization occurs only at myelinated locations. 
B. It allows signals to travel faster along axons because depolarization occurs only at nonmyelinated locations. 
C. It bundles the dendrit...
vitamin b1/thiamine correct answerscoenzyme in TCA, beriberi (anemia, nerver disorders, emaciation) 
 
vitamin b2 (riboflavin) correct answersFAD and FMN (angular chelitis) (ETC) 
 
niacin correct answersNAD+ and NADP+ 
 
vitamin b6 (pyridoxine) correct answersamino acid metabolism (numb feet, bad c...
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Add to cartvitamin b1/thiamine correct answerscoenzyme in TCA, beriberi (anemia, nerver disorders, emaciation) 
 
vitamin b2 (riboflavin) correct answersFAD and FMN (angular chelitis) (ETC) 
 
niacin correct answersNAD+ and NADP+ 
 
vitamin b6 (pyridoxine) correct answersamino acid metabolism (numb feet, bad c...
biological form is known as this correct answersanatomy 
 
biological function is known as this correct answersphysiology 
 
this term means tapered on both ends; streamlined body contour correct answersfusiform 
 
rate of exchange (for things like nutrients, waste products, and gases) is proportion...
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Add to cartbiological form is known as this correct answersanatomy 
 
biological function is known as this correct answersphysiology 
 
this term means tapered on both ends; streamlined body contour correct answersfusiform 
 
rate of exchange (for things like nutrients, waste products, and gases) is proportion...
[WARNING: INVALID] 
1. What does this experiment tell us? Choose ALL that apply. 
A. Both B cells and T cells can produce antibodies. 
B. Both B cells and T cells have memory functions. 
C. Both B cells and T cells are required for an antibody response. 
D. B cells are required for an antibody r...
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Add to cart[WARNING: INVALID] 
1. What does this experiment tell us? Choose ALL that apply. 
A. Both B cells and T cells can produce antibodies. 
B. Both B cells and T cells have memory functions. 
C. Both B cells and T cells are required for an antibody response. 
D. B cells are required for an antibody r...
The production of the genetically engineered "golden rice" could be important to people of developing nations, especially in South-East Asia, because: 
 
A. people are more likely to consume yellow grains than white. 
B. golden rice is less expensive to grow and harvest than white rice. 
C. golden...
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Add to cartThe production of the genetically engineered "golden rice" could be important to people of developing nations, especially in South-East Asia, because: 
 
A. people are more likely to consume yellow grains than white. 
B. golden rice is less expensive to grow and harvest than white rice. 
C. golden...
In certain areas of Sub-Saharan Africa high levels of anemia are exhibited as a consequence of iron deficiency. What other symptom would you expect might be found in these peoples? 
 
A. goiter 
B. decrease in immune function 
C. high degree of oscillation in blood glucose levels 
D. scurvy 
E. repr...
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Add to cartIn certain areas of Sub-Saharan Africa high levels of anemia are exhibited as a consequence of iron deficiency. What other symptom would you expect might be found in these peoples? 
 
A. goiter 
B. decrease in immune function 
C. high degree of oscillation in blood glucose levels 
D. scurvy 
E. repr...
The production of the genetically engineered "golden rice" could be important to the people of developing nations, especially in South-East Asia, because: 
 
A. people are more likely to consume yellow grains than white 
B. golden rice is less expensive to grow and harvest than white rice 
C. gold...
Preview 2 out of 15 pages
Add to cartThe production of the genetically engineered "golden rice" could be important to the people of developing nations, especially in South-East Asia, because: 
 
A. people are more likely to consume yellow grains than white 
B. golden rice is less expensive to grow and harvest than white rice 
C. gold...
levels of biological organization (smallest to largest) correct answersthe biosphere, ecosystems, communities, populations, organisms, organs/organ systems, tissues, cells, organelles, molecules 
 
eukaryotic cells (groups, properties) correct answerseukaryotes: subdivided by organelles 
 
prokaryot...
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Add to cartlevels of biological organization (smallest to largest) correct answersthe biosphere, ecosystems, communities, populations, organisms, organs/organ systems, tissues, cells, organelles, molecules 
 
eukaryotic cells (groups, properties) correct answerseukaryotes: subdivided by organelles 
 
prokaryot...
Both amino acids and nucleotides form complex chains. Select all the answers below that are accurate. 
 
A. The chains formed by both have polar phosphate groups. 
B. Both contain peptide bonds. 
C. Both contain nitrogen. 
D. The chains formed by both can be lysed by trypsin. 
E. The sequence of cha...
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Add to cartBoth amino acids and nucleotides form complex chains. Select all the answers below that are accurate. 
 
A. The chains formed by both have polar phosphate groups. 
B. Both contain peptide bonds. 
C. Both contain nitrogen. 
D. The chains formed by both can be lysed by trypsin. 
E. The sequence of cha...
Which statement is true about enzymes? Enzymes 
 
A. Are made up of a base containing nitrogen, phosphate, and ribose. 
B. Have activity that is independent of temperature and pH. 
C. Lose some or all of their normal activity when their 3-D structure is disrupted. 
D. Provide the activation energy n...
Preview 2 out of 14 pages
Add to cartWhich statement is true about enzymes? Enzymes 
 
A. Are made up of a base containing nitrogen, phosphate, and ribose. 
B. Have activity that is independent of temperature and pH. 
C. Lose some or all of their normal activity when their 3-D structure is disrupted. 
D. Provide the activation energy n...
1) The physical separation of a eukaryotic cell during cell division is: 
A. Mitosis. 
B. Meiosis. 
C. Binary fission. 
D. Cytokinesis. 
E. Synthetic fission. correct answersD 
 
2) Which of the following is TRUE about osmosis? 
A. A solution of CaCl2 will have a lower water potential than a sol...
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Add to cart1) The physical separation of a eukaryotic cell during cell division is: 
A. Mitosis. 
B. Meiosis. 
C. Binary fission. 
D. Cytokinesis. 
E. Synthetic fission. correct answersD 
 
2) Which of the following is TRUE about osmosis? 
A. A solution of CaCl2 will have a lower water potential than a sol...
A virus has been discovered. The virus has no envelope and consists of a helical capsid surrounding its dsDNA genome. During assembly, the pac site of the genome ensures that it is properly packaged by the capsomeres. Which of the following amino acids is/are expected to be on the capsomere domain t...
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Add to cartA virus has been discovered. The virus has no envelope and consists of a helical capsid surrounding its dsDNA genome. During assembly, the pac site of the genome ensures that it is properly packaged by the capsomeres. Which of the following amino acids is/are expected to be on the capsomere domain t...
Evolution correct answersChange in a gene (allele) frequency over time 
 
What are the four mechanisms, which ones are random and which ones are not, and whatrole does each play in causing evolution? correct answersNatural Selection (non random), Mutation (random), Genetic Drift (random), Gene Flow ...
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Add to cartEvolution correct answersChange in a gene (allele) frequency over time 
 
What are the four mechanisms, which ones are random and which ones are not, and whatrole does each play in causing evolution? correct answersNatural Selection (non random), Mutation (random), Genetic Drift (random), Gene Flow ...
Which one of the following students is most likely to have facilitative anxiety? correct answersDave is nervous about doing well in the 100-meter dash. 
 
Three of the following characterize students with a mastery goal. Which one characterizes students with a performance goal? correct answersThinki...
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Add to cartWhich one of the following students is most likely to have facilitative anxiety? correct answersDave is nervous about doing well in the 100-meter dash. 
 
Three of the following characterize students with a mastery goal. Which one characterizes students with a performance goal? correct answersThinki...
Rank the following biological molecules in order of how readily they diffuse across the plasma membrane from the most diffusible to the least diffusible. 
I. CO2 
II. Cl 
III. Sucrose 
IV. Glycerol 
 
A. I, III, IV, II 
B. II, IV, III, I 
C. III,II, IV, I 
D. I, IV, III, II 
E. II, I, III, I...
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Add to cartRank the following biological molecules in order of how readily they diffuse across the plasma membrane from the most diffusible to the least diffusible. 
I. CO2 
II. Cl 
III. Sucrose 
IV. Glycerol 
 
A. I, III, IV, II 
B. II, IV, III, I 
C. III,II, IV, I 
D. I, IV, III, II 
E. II, I, III, I...
plants with large leaves or deep roots correct answerslarge leaves can help with sunlight competition 
plants w/large leaves would have more offspring and pas on that trait 
 
island with swampy marshes correct answerswebbed feet for swimming 
the webbed feet trait would be passed on 
 
snowy tundra...
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Add to cartplants with large leaves or deep roots correct answerslarge leaves can help with sunlight competition 
plants w/large leaves would have more offspring and pas on that trait 
 
island with swampy marshes correct answerswebbed feet for swimming 
the webbed feet trait would be passed on 
 
snowy tundra...
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