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BIO 250 FINAL EXAM
BIO 250 FINAL EXAM with complete solutions 100%
[Show more]BIO 250 FINAL EXAM with complete solutions 100%
[Show more]STRAIGHTERLINE MICRO 250 FINAL PREP WITH COMPLETE SOLUTIONS 100%2023 
 
Which class of eukaryotic microorganisms can be subdivided into groups such as Mastigophora, Sarcodina, Ciliophora, and Apicomplexa? 
 
A. Helminths 
 
B. Algae 
 
C. Protozoa 
 
D. Fungi - correct answer Protozoa 
 
Genetic ma...
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Add to cartSTRAIGHTERLINE MICRO 250 FINAL PREP WITH COMPLETE SOLUTIONS 100%2023 
 
Which class of eukaryotic microorganisms can be subdivided into groups such as Mastigophora, Sarcodina, Ciliophora, and Apicomplexa? 
 
A. Helminths 
 
B. Algae 
 
C. Protozoa 
 
D. Fungi - correct answer Protozoa 
 
Genetic ma...
MICROBIOLOGY 250 FINAL VERIFIED ANSWERS 100%2023 
 
Toxins - correct answer poisonous to host 
-endotoxin 
-exotoxins (various) 
 
Enterotoxin - correct answer act on interstitial cells 
example cholera 
 
neurotoxin - correct answer acts on nervous system 
example botulism 
 
Botulism characterist...
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Toxins - correct answer poisonous to host 
-endotoxin 
-exotoxins (various) 
 
Enterotoxin - correct answer act on interstitial cells 
example cholera 
 
neurotoxin - correct answer acts on nervous system 
example botulism 
 
Botulism characterist...
MICROBIOLOGY 250 FINAL EXAM VERIFIED ANSWERS 100%2023/2024 
 
Malaria is transmitted by - correct answer anopheles mosquito's 
 
A vaccine: - correct answer completes the afferent branch of the immune response 
 
the sexually transmitted disease agent is: - correct answer herpes simplex type II 
 
...
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Malaria is transmitted by - correct answer anopheles mosquito's 
 
A vaccine: - correct answer completes the afferent branch of the immune response 
 
the sexually transmitted disease agent is: - correct answer herpes simplex type II 
 
...
MICROBIOLOGY 250 FINAL EXAM VERIFIED ANSWERS 100%2023 
 
In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? 
a. ammonification 
b. dentifrication 
c. nitrification 
d. nitrogen fixation - correct answer D. nitrogen fixation. 
 
Fungi ar...
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Add to cartMICROBIOLOGY 250 FINAL EXAM VERIFIED ANSWERS 100%2023 
 
In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? 
a. ammonification 
b. dentifrication 
c. nitrification 
d. nitrogen fixation - correct answer D. nitrogen fixation. 
 
Fungi ar...
MCB 250 FINAL EXAM VERIFIED ANSWERS 100%2023 
 
How do cells acquire different transcription factors in the first place? - correct answer The fertilized egg starts life with a sing nuclear genome. There is no gene expression at this time. Maternally derived transcription facts become localized in th...
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How do cells acquire different transcription factors in the first place? - correct answer The fertilized egg starts life with a sing nuclear genome. There is no gene expression at this time. Maternally derived transcription facts become localized in th...
MARINE BIO 250 FINAL VERIFIED ANSWERS 100%2023/2024 
 
ectotherm - correct answer regulates body temp behaviorally 
 
endotherm - correct answer regulates body temp internally 
 
poikilotherm - correct answer body temp adjusts depending on environment 
 
influence of solar radiation - correct answer...
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ectotherm - correct answer regulates body temp behaviorally 
 
endotherm - correct answer regulates body temp internally 
 
poikilotherm - correct answer body temp adjusts depending on environment 
 
influence of solar radiation - correct answer...
MARINE BIO (FISH 250) FINAL EXAM VERIFIED ANSWERS 100%2023 
 
What are characteristics of asexual reproduction? - correct answer ~Only requires 1 animal 
~Creates clones of themselves 
~More time efficient in terms of turnaround time after birth 
~Minimal genetic variation 
~Low amount of energy inv...
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What are characteristics of asexual reproduction? - correct answer ~Only requires 1 animal 
~Creates clones of themselves 
~More time efficient in terms of turnaround time after birth 
~Minimal genetic variation 
~Low amount of energy inv...
JMU BIO 250 LAB FINAL QUESTIONS AND ANSWERS 100%2023/2024 
 
used to compare relationship between 2 variables - correct answer Linear Regression 
 
Compare means of 2 variables - correct answer normally distributed: t-test 
abnormally distributed: Mann-Whitney 
 
comparing categories or preferences...
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used to compare relationship between 2 variables - correct answer Linear Regression 
 
Compare means of 2 variables - correct answer normally distributed: t-test 
abnormally distributed: Mann-Whitney 
 
comparing categories or preferences...
JMU BIO 250 REIDER FINAL EXAM QUESTIONS AND ANSWERS 100%2023/2024 
 
Community Dynamics - correct answer community ecology examines how species interactions influence structure and function 
 
Disturbance - correct answer alters a community by killing organisms, altering resource/substrate availabil...
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Community Dynamics - correct answer community ecology examines how species interactions influence structure and function 
 
Disturbance - correct answer alters a community by killing organisms, altering resource/substrate availabil...
FINAL EXAM - BIO 250 QUESTIONS AND ANSWERS 100%2023/2024 
 
CNS and PNS - correct answer What are the two divisions of the nervous system? 
 
 - correct answer What are the structures of the neuron? 
 
Process and coordinate - send signals - correct answer What are the functions of the CNS? 
 
Spina...
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CNS and PNS - correct answer What are the two divisions of the nervous system? 
 
 - correct answer What are the structures of the neuron? 
 
Process and coordinate - send signals - correct answer What are the functions of the CNS? 
 
Spina...
EVOLUTIONARY MEDICINE BIO 250 FINAL EXAM STUDY SET QUESTIONS AND ANSWERS 100%2023/2024 
 
What are the four general categories of fossils? - correct answer 1. compression and impression fossils 
2. permineralized fossils 
3. casts and molds 
4. unaltered 
 
compression and impression fossils - corre...
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What are the four general categories of fossils? - correct answer 1. compression and impression fossils 
2. permineralized fossils 
3. casts and molds 
4. unaltered 
 
compression and impression fossils - corre...
BYU BIO 250 (FINAL EXAM) QUESTIONS AND ANSWERS 100% 2023/2024 
 
Lecture 13 - correct answer 
 
What are the four general categories of fossils? - correct answer 1. Compression and impression fossils (ex: footprints left in wet cement) 
2. Permineralized fossils - sediments and minerals precipitate...
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Add to cartBYU BIO 250 (FINAL EXAM) QUESTIONS AND ANSWERS 100% 2023/2024 
 
Lecture 13 - correct answer 
 
What are the four general categories of fossils? - correct answer 1. Compression and impression fossils (ex: footprints left in wet cement) 
2. Permineralized fossils - sediments and minerals precipitate...
BIOL250 FINAL EXAM WITH COMPLETE SOLUTIONS 100%2023 
 
In a polar covalent bond.... 
a) atoms share electrons unequally 
b) atoms exchange electrons 
c) atoms share electrons unequally 
d) atoms do not interact - correct answer c) atoms share electrons unequally 
 
Photosynthesis and respiration are...
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In a polar covalent bond.... 
a) atoms share electrons unequally 
b) atoms exchange electrons 
c) atoms share electrons unequally 
d) atoms do not interact - correct answer c) atoms share electrons unequally 
 
Photosynthesis and respiration are...
BIOL 250 FINAL EXAM VERIFIED ANSWERS 100%2023/2024 
 
what types of biological molecules replicate DNA? - correct answer proteins 
 
what processes occur during interphase? - correct answer DNA replication 
organelle replication 
RNA synthesis 
protein synthesis 
 
is DNA, RNA, or both produced by D...
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what types of biological molecules replicate DNA? - correct answer proteins 
 
what processes occur during interphase? - correct answer DNA replication 
organelle replication 
RNA synthesis 
protein synthesis 
 
is DNA, RNA, or both produced by D...
BIOL 250 FINAL EXAM STUDY GUIDE AND HOMEWORK QUESTIONS AND ANSWERS 100%2023/2024 
 
The lipopolysaccharide found in the outer membrane of Gram-negative bacterial cells is of medical importance because it acts as a(n): 
a. endotoxin 
b. antibiotic 
c. toxoid 
d. adhesin - correct answer a 
 
The degr...
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Add to cartBIOL 250 FINAL EXAM STUDY GUIDE AND HOMEWORK QUESTIONS AND ANSWERS 100%2023/2024 
 
The lipopolysaccharide found in the outer membrane of Gram-negative bacterial cells is of medical importance because it acts as a(n): 
a. endotoxin 
b. antibiotic 
c. toxoid 
d. adhesin - correct answer a 
 
The degr...
BIO250 VERIFIED ANSWERS 100%2023 
 
How is aerobic respiration different from anaerobic fermentation? - correct answer aerobic respiration produces more ATP per glucose molecule 
 
the deltoid muscle has multiple actions. select four of its actions from the list below. - correct answer -laterally ro...
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How is aerobic respiration different from anaerobic fermentation? - correct answer aerobic respiration produces more ATP per glucose molecule 
 
the deltoid muscle has multiple actions. select four of its actions from the list below. - correct answer -laterally ro...
BIO 250 LAB FINAL VERIFIED ANSWERS 100%2023/2024 
 
macconkey is selective for - correct answer gram negative 
 
purple= - correct answer positive 
 
pink= - correct answer negative 
 
if the gram staining is positive then the staining was... - correct answer wrong because it doesn't match and you ...
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Add to cartBIO 250 LAB FINAL VERIFIED ANSWERS 100%2023/2024 
 
macconkey is selective for - correct answer gram negative 
 
purple= - correct answer positive 
 
pink= - correct answer negative 
 
if the gram staining is positive then the staining was... - correct answer wrong because it doesn't match and you ...
BIO 250 FINAL QUESTIONS AND ANSWERS 100%2023/2024 
 
What are the 3 kinds of biases in the fossil record? - correct answer geographical, taxonomic, temporal 
 
What is geographical bias? - correct answer Certain climates are more conducive to fossil formations than others 
 
What is taxonomic bias? ...
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Add to cartBIO 250 FINAL QUESTIONS AND ANSWERS 100%2023/2024 
 
What are the 3 kinds of biases in the fossil record? - correct answer geographical, taxonomic, temporal 
 
What is geographical bias? - correct answer Certain climates are more conducive to fossil formations than others 
 
What is taxonomic bias? ...
BIO 250- FINAL EXAM WITH COMPLETE SOLUTIONS 100%2023/2024 
 
besides nucleic acid a virus must posses - correct answer caspid 
 
the placing of viral DNA into the host cell genome is called - correct answer lysogeny 
 
the host cells for rhinoviruses are - correct answer humans 
 
spikes in the host...
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besides nucleic acid a virus must posses - correct answer caspid 
 
the placing of viral DNA into the host cell genome is called - correct answer lysogeny 
 
the host cells for rhinoviruses are - correct answer humans 
 
spikes in the host...
BIO 250 FINAL EXAM VERIFIED ANSWERS 100%2023/2024 
 
What are the three major weaknesses/ biases in the fossil record? - correct answer Geographic bias: erosion to the fossil record because of the elements 
-Older fossils in older earth layers have had more time for geography to change. I.e. under w...
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What are the three major weaknesses/ biases in the fossil record? - correct answer Geographic bias: erosion to the fossil record because of the elements 
-Older fossils in older earth layers have had more time for geography to change. I.e. under w...
BIO 250 FINAL EXAM VERIFIED ANSWERS 100%2023/2024 
 
1. Compression and impression 
2. Permineralized 
3. Casts and molds 
4. Unaltered remains - correct answer What are the 4 general categories of fossils 
 
Footprints left in wet cement - correct answer General fossils: 
 
What is an example of co...
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Add to cartBIO 250 FINAL EXAM VERIFIED ANSWERS 100%2023/2024 
 
1. Compression and impression 
2. Permineralized 
3. Casts and molds 
4. Unaltered remains - correct answer What are the 4 general categories of fossils 
 
Footprints left in wet cement - correct answer General fossils: 
 
What is an example of co...
BIO 250 FINAL EXAM STUDY GUIDE VERIFIED ANSWERS 100%2023/2024 
 
Protists contain all of the following forms of life EXCEPT 
A. protozoa. 
B. fungi. 
C. slime molds. 
D. algae. - correct answer B. fungi. 
 
Cells with a relatively complex morphology that have a true membrane-delimited nucleus are c...
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Add to cartBIO 250 FINAL EXAM STUDY GUIDE VERIFIED ANSWERS 100%2023/2024 
 
Protists contain all of the following forms of life EXCEPT 
A. protozoa. 
B. fungi. 
C. slime molds. 
D. algae. - correct answer B. fungi. 
 
Cells with a relatively complex morphology that have a true membrane-delimited nucleus are c...
BIO 250 FINAL EXAM REVIEW QUESTIONS AND ANSWERS 100%2023/2024 
 
What is Ophelia Syndrome? - correct answer Letting other people (especially teachers, parents, leaders, etc.) tell us what to think and do. Blindly accepting what they tell you. 
 
How do you treat Ophelia Syndrome? - correct answer 1....
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Add to cartBIO 250 FINAL EXAM REVIEW QUESTIONS AND ANSWERS 100%2023/2024 
 
What is Ophelia Syndrome? - correct answer Letting other people (especially teachers, parents, leaders, etc.) tell us what to think and do. Blindly accepting what they tell you. 
 
How do you treat Ophelia Syndrome? - correct answer 1....
BIO 250 FINAL EXAM PASSED VERIFIED ANSWERS 100%2023/2024 
 
A pure culture 
A) is sterile. 
B) is a population of identical cells. 
C) is made of a precisely defined chemical medium. 
D) contains one microbial cell. - correct answer b 
 
Microbial cells first evolved on Earth approximately ________ ...
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Add to cartBIO 250 FINAL EXAM PASSED VERIFIED ANSWERS 100%2023/2024 
 
A pure culture 
A) is sterile. 
B) is a population of identical cells. 
C) is made of a precisely defined chemical medium. 
D) contains one microbial cell. - correct answer b 
 
Microbial cells first evolved on Earth approximately ________ ...
BIO 250 FINAL EXAM (BYU ADAMS) VERIFIED ANSWERS 100%2023/2024 
 
Fossil - correct answer ANY trace left by an organism that lived in the past 
 
How are the categories of fossils defined - correct answer method of formation 
 
1st fossil category - correct answer compression/impression (like footste...
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Add to cartBIO 250 FINAL EXAM (BYU ADAMS) VERIFIED ANSWERS 100%2023/2024 
 
Fossil - correct answer ANY trace left by an organism that lived in the past 
 
How are the categories of fossils defined - correct answer method of formation 
 
1st fossil category - correct answer compression/impression (like footste...
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