BIO 4 EXAM 3 OFFICIAL
ACTUAL EXAM WITH 45 Q&A
LATEST 2026|RATED A+
INSTANT PDF DOWNLOAD
NURSE CELESTINE
,1. If a new virus is discovered that primarily utilizes the lysogenic cycle, what
implications might this have for treatment strategies compared to a virus that
uses the lytic cycle?
Treatment strategies would be more effective for the lysogenic virus
since it replicates quickly.
The lysogenic virus may require long-term treatment strategies due
to its ability to remain dormant within the host.
Both viruses can be treated with the same strategies since they both
cause cell lysis.
The lytic virus would be easier to treat because it does not integrate
into the host genome.
2. Explain the relationship between codons and anticodons in the process of
protein synthesis.
Codons are found on tRNA and specify the amino acids, while
anticodons are on mRNA.
Codons are sequences on mRNA that determine the order of amino
acids, and anticodons are complementary sequences on tRNA that
match these codons.
Codons and anticodons are both found on mRNA and serve the same
function.
Codons are involved in DNA replication, while anticodons are
involved in RNA transcription.
3. What term describes heritable changes in gene expression that do not
involve alterations to the DNA sequence?
, Genetics
Epigenetics
Phenotype
Allele
4. If a mutation occurred that affected the enzyme responsible for synthesizing
Okazaki fragments, what would be the most likely outcome during DNA
replication?
The leading strand would be synthesized more rapidly.
The lagging strand would be synthesized continuously.
The overall replication process would halt.
The lagging strand would have longer segments than normal.
5. Explain the significance of the 5' to 3' directionality in DNA replication.
It allows for the synthesis of RNA.
It ensures that DNA is replicated accurately and efficiently.
It determines the sequence of amino acids in proteins.
It is irrelevant to the process of replication.
6. If a mutation occurs that results in a nonfunctional helicase, what impact
would this have on DNA replication?
DNA replication would proceed normally.
DNA replication would be halted due to inability to unwind the
double helix.
DNA replication would occur at an accelerated rate.
DNA replication would only occur in the presence of RNA.
ACTUAL EXAM WITH 45 Q&A
LATEST 2026|RATED A+
INSTANT PDF DOWNLOAD
NURSE CELESTINE
,1. If a new virus is discovered that primarily utilizes the lysogenic cycle, what
implications might this have for treatment strategies compared to a virus that
uses the lytic cycle?
Treatment strategies would be more effective for the lysogenic virus
since it replicates quickly.
The lysogenic virus may require long-term treatment strategies due
to its ability to remain dormant within the host.
Both viruses can be treated with the same strategies since they both
cause cell lysis.
The lytic virus would be easier to treat because it does not integrate
into the host genome.
2. Explain the relationship between codons and anticodons in the process of
protein synthesis.
Codons are found on tRNA and specify the amino acids, while
anticodons are on mRNA.
Codons are sequences on mRNA that determine the order of amino
acids, and anticodons are complementary sequences on tRNA that
match these codons.
Codons and anticodons are both found on mRNA and serve the same
function.
Codons are involved in DNA replication, while anticodons are
involved in RNA transcription.
3. What term describes heritable changes in gene expression that do not
involve alterations to the DNA sequence?
, Genetics
Epigenetics
Phenotype
Allele
4. If a mutation occurred that affected the enzyme responsible for synthesizing
Okazaki fragments, what would be the most likely outcome during DNA
replication?
The leading strand would be synthesized more rapidly.
The lagging strand would be synthesized continuously.
The overall replication process would halt.
The lagging strand would have longer segments than normal.
5. Explain the significance of the 5' to 3' directionality in DNA replication.
It allows for the synthesis of RNA.
It ensures that DNA is replicated accurately and efficiently.
It determines the sequence of amino acids in proteins.
It is irrelevant to the process of replication.
6. If a mutation occurs that results in a nonfunctional helicase, what impact
would this have on DNA replication?
DNA replication would proceed normally.
DNA replication would be halted due to inability to unwind the
double helix.
DNA replication would occur at an accelerated rate.
DNA replication would only occur in the presence of RNA.
