ASU BIO 181 Final Exam
ASU BIO 181 FINAL EXAM NEWEST 2025 COMPLETE 100
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
This organelle is the primary sorting location for proteins bound for other places in the cell -
ANSWER-Golgi apparatus
Which six elements are the most important for the survival of life? - ANSWER-C, H, N, O, P, S
The shared biochemistry of all life is among the evidence for - ANSWER-Shared common
descent of all life on earth
The bacterial community in our bodies is called - ANSWER-The microbiome
Water has which property or properties? - ANSWER-Hydrophilic
Forms hydrogen bonds
Ocean acidification is resulting due to - ANSWER-Global release of CO2 through the use of fossil
fuels
Which other element (besides carbon) is often suggested as having the potential for life? -
ANSWER-Silicon
All things being equal, which fatty acid will have a lower melting point? - ANSWER-Short chain
fatty acid
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, ASU BIO 181 Final Exam
Which type of molecular interaction is strongest? - ANSWER-Covalent bonds
Water is a ___ molecule - ANSWER-Polar molecule
A low pH is typical of - ANSWER-Acids
What element is called the backbone of life? - ANSWER-Carbon
This amino acid is capable of forming disulfide bridges - ANSWER-Cysteine
The name of a conceptual model for enzyme action - ANSWER-Lock and Key
Induced fit
Which type of mutation would most likely have the least effect on the gene of interest? -
ANSWER-Synonymous mutation
What is the probability of a child having the same PHENOTYPE as the FIRST parent: AaBb x AA
BB - ANSWER-100%
What is the probability of a child having the same GENOTYPE as the FIRST parent: AaBb x AABB -
ANSWER-1/4
This DNA binding protein inhibits RNA polymerase binding and transcription of lac operon -
ANSWER-Lac repressor
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, ASU BIO 181 Final Exam
I+P+OcZ+Y+ is the genotype of E. coli. In the absence of lactose... - ANSWER-Z (beta
galactosidase) will be promoted
Y (permease) will be produced
IsP+O+Z-Y-/I-P+O+Z+Y+ is the genotype of E. coli. In the presence of lactose... - ANSWER-Z will
never be produced
Y will never be produced
Both mutations and sexual reproduction are important. Why? - ANSWER-They both help to
promote genetic variation
The stage of meiosis where "crossing over" occurs - ANSWER-Prophase 1
A mutation that you could pass on to your offspring would occur in the ___ cells - ANSWER-
Germ cells
Most mutations that occur in our genomes are... - ANSWER-Neutral
Which type of mutation would most likely have dramatic effects on the gene of interest? -
ANSWER-Nonsense mutation
Frameshift mutation
What is the probability of a child having the same phenotype as the first parent: AaBbcc x
aabbCC - ANSWER-0
3|Page
ASU BIO 181 FINAL EXAM NEWEST 2025 COMPLETE 100
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
This organelle is the primary sorting location for proteins bound for other places in the cell -
ANSWER-Golgi apparatus
Which six elements are the most important for the survival of life? - ANSWER-C, H, N, O, P, S
The shared biochemistry of all life is among the evidence for - ANSWER-Shared common
descent of all life on earth
The bacterial community in our bodies is called - ANSWER-The microbiome
Water has which property or properties? - ANSWER-Hydrophilic
Forms hydrogen bonds
Ocean acidification is resulting due to - ANSWER-Global release of CO2 through the use of fossil
fuels
Which other element (besides carbon) is often suggested as having the potential for life? -
ANSWER-Silicon
All things being equal, which fatty acid will have a lower melting point? - ANSWER-Short chain
fatty acid
1|Page
, ASU BIO 181 Final Exam
Which type of molecular interaction is strongest? - ANSWER-Covalent bonds
Water is a ___ molecule - ANSWER-Polar molecule
A low pH is typical of - ANSWER-Acids
What element is called the backbone of life? - ANSWER-Carbon
This amino acid is capable of forming disulfide bridges - ANSWER-Cysteine
The name of a conceptual model for enzyme action - ANSWER-Lock and Key
Induced fit
Which type of mutation would most likely have the least effect on the gene of interest? -
ANSWER-Synonymous mutation
What is the probability of a child having the same PHENOTYPE as the FIRST parent: AaBb x AA
BB - ANSWER-100%
What is the probability of a child having the same GENOTYPE as the FIRST parent: AaBb x AABB -
ANSWER-1/4
This DNA binding protein inhibits RNA polymerase binding and transcription of lac operon -
ANSWER-Lac repressor
2|Page
, ASU BIO 181 Final Exam
I+P+OcZ+Y+ is the genotype of E. coli. In the absence of lactose... - ANSWER-Z (beta
galactosidase) will be promoted
Y (permease) will be produced
IsP+O+Z-Y-/I-P+O+Z+Y+ is the genotype of E. coli. In the presence of lactose... - ANSWER-Z will
never be produced
Y will never be produced
Both mutations and sexual reproduction are important. Why? - ANSWER-They both help to
promote genetic variation
The stage of meiosis where "crossing over" occurs - ANSWER-Prophase 1
A mutation that you could pass on to your offspring would occur in the ___ cells - ANSWER-
Germ cells
Most mutations that occur in our genomes are... - ANSWER-Neutral
Which type of mutation would most likely have dramatic effects on the gene of interest? -
ANSWER-Nonsense mutation
Frameshift mutation
What is the probability of a child having the same phenotype as the first parent: AaBbcc x
aabbCC - ANSWER-0
3|Page
