ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
ASCP Practice Exam 155 Questions With 100%
Correct Answers Perfectly A+ Grade (2026 Newest
Updated Versions)
Which of the following is not a component of a nucleotide?
Phosphate group
Anti-codon
Ribose sugar
Nitrogen base - Correct Ant i -
Answer:⬛✓ codon
According to Chargaff's rule of base pairing, adenine pairs with: - Correct Answer:
⬛✓Thymine
What genes would be screened in a breast cancer panel? - Correct Answer:⬛✓ H E R
ERBB2, 2,
BRCA1
Next Generation Sequencing uses: - Correct Answer:⬛✓⬛ Short sequence
Purines and pyrimidines differ from each other in that: - reads Purines
Correct Answer:✓⬛⬛ two have
rings; pyrimidines have one ring
The purines are:
Cytosine and uracil
Adenine and thymine
Thymine and cytosine
pg. 1
, ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
Adenine and guanine - Correct Adenine and guanine
Answer:⬛✓
What is the rate of mutation per round of DNA replication?
1 in 1,000 base pairs
1 in 10,000 base pairs
1 in 1,000,000 base pairs
1 in 1,000,000,000 base pairs - Correct Answer:⬛✓ 1 in 1,000,000,000 base pairs
The rate of DNA migration through an agarose gel during electrophoresis does not depend on
which of the following factors? Net charge of the molecule
Size of the molecule
Shape of the molecule
Nucleotide sequence of the molecule - Correct Nucleotide sequence of the
Answer:⬛✓
molecule
What are the phases in a qPCR Amplification Plot?
Initiation, exponential, plateau
Baseline, exponential, plateau
Baseline, threshold, exponential, plateau
Baseline, initiation, threshold, exponential, plateau - Correct Initiation,
Answer:⬛✓ exponential, plateau
Find the palindrome in this restriction enzyme site: 5'-CTGCAG-3'?
5'-GAC
3'-GAC
pg. 2
, ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
3'-CTG
5'-GTC - Correct Answer:⬛✓ 3'-
A patient with impaired GAC judgment, personality changes, signs of abnormal body
movements and depression comes to the physician's office for a follow-up visit. The physician
suspects a single- gene disorder may be the cause of those clinical manifestations. A blood
specimen was then sent to your clinical laboratory for mutation screening in the Huntington
gene. Testing with standard PCR indicates that patient has Huntington Disease, HD. Which of
the following would be consistent with this diagnosis?
25 CAG repeats in the Huntington gene
85 CAG repeats in the Huntington gene
25 CGA repeats in the Huntington gene
85 CGA repeats in the Huntington gene - Correct 85 CAG repeats in
Answer:⬛✓ the
Huntington gene
Which two HPV types are responsible for most cases of cervical cancer?
16 and 18
31 and 59
16 and 58
44 and 59 - Correct Answer:⬛✓ 16 and
Replication forks, known as 18 origins of DNA replication, are created by this
enzyme:
Ligase
Taq Polymerase
pg. 3
, ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
Primase
Helicase - Correct Answer:⬛✓ Helicase
Mutation in what gene is associated with Fragile X syndrome? - Correct MR1
Answer:✓⬛F
Mantle cell lymphoma (MCL) is caused by what translocation? - Correct Answer:
⬛✓ t(11;14)
This polymerase is involved in "initiation of DNA replication and has primase activity": - correct
answers ⬛✓⬛ Pol
Its discovery shed α light on why there is simultaneous, though not continuous, synthesis of
DNA on both leading and lagging strands of DNA:
Klenow fragment of DNA polymerase
Okazaki fragments
Sanger fragments
RNA fragments - Correct Okazaki fragments
Answer:⬛✓
What gene is measured following treatment with imatinib (Gleevec)?
FLT3
BCR/Abl
Jak2
MAPK - Correct Answer:⬛✓BCR/Abl
What is the rate of mammalian DNA replication?
500 nucleotides per second
100 nucleotides per second
pg. 4
Perfectly A+ Grade (2026 Newest Updated Versions)
ASCP Practice Exam 155 Questions With 100%
Correct Answers Perfectly A+ Grade (2026 Newest
Updated Versions)
Which of the following is not a component of a nucleotide?
Phosphate group
Anti-codon
Ribose sugar
Nitrogen base - Correct Ant i -
Answer:⬛✓ codon
According to Chargaff's rule of base pairing, adenine pairs with: - Correct Answer:
⬛✓Thymine
What genes would be screened in a breast cancer panel? - Correct Answer:⬛✓ H E R
ERBB2, 2,
BRCA1
Next Generation Sequencing uses: - Correct Answer:⬛✓⬛ Short sequence
Purines and pyrimidines differ from each other in that: - reads Purines
Correct Answer:✓⬛⬛ two have
rings; pyrimidines have one ring
The purines are:
Cytosine and uracil
Adenine and thymine
Thymine and cytosine
pg. 1
, ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
Adenine and guanine - Correct Adenine and guanine
Answer:⬛✓
What is the rate of mutation per round of DNA replication?
1 in 1,000 base pairs
1 in 10,000 base pairs
1 in 1,000,000 base pairs
1 in 1,000,000,000 base pairs - Correct Answer:⬛✓ 1 in 1,000,000,000 base pairs
The rate of DNA migration through an agarose gel during electrophoresis does not depend on
which of the following factors? Net charge of the molecule
Size of the molecule
Shape of the molecule
Nucleotide sequence of the molecule - Correct Nucleotide sequence of the
Answer:⬛✓
molecule
What are the phases in a qPCR Amplification Plot?
Initiation, exponential, plateau
Baseline, exponential, plateau
Baseline, threshold, exponential, plateau
Baseline, initiation, threshold, exponential, plateau - Correct Initiation,
Answer:⬛✓ exponential, plateau
Find the palindrome in this restriction enzyme site: 5'-CTGCAG-3'?
5'-GAC
3'-GAC
pg. 2
, ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
3'-CTG
5'-GTC - Correct Answer:⬛✓ 3'-
A patient with impaired GAC judgment, personality changes, signs of abnormal body
movements and depression comes to the physician's office for a follow-up visit. The physician
suspects a single- gene disorder may be the cause of those clinical manifestations. A blood
specimen was then sent to your clinical laboratory for mutation screening in the Huntington
gene. Testing with standard PCR indicates that patient has Huntington Disease, HD. Which of
the following would be consistent with this diagnosis?
25 CAG repeats in the Huntington gene
85 CAG repeats in the Huntington gene
25 CGA repeats in the Huntington gene
85 CGA repeats in the Huntington gene - Correct 85 CAG repeats in
Answer:⬛✓ the
Huntington gene
Which two HPV types are responsible for most cases of cervical cancer?
16 and 18
31 and 59
16 and 58
44 and 59 - Correct Answer:⬛✓ 16 and
Replication forks, known as 18 origins of DNA replication, are created by this
enzyme:
Ligase
Taq Polymerase
pg. 3
, ASCP Practice Exam 155 Questions With 100% Correct Answers
Perfectly A+ Grade (2026 Newest Updated Versions)
Primase
Helicase - Correct Answer:⬛✓ Helicase
Mutation in what gene is associated with Fragile X syndrome? - Correct MR1
Answer:✓⬛F
Mantle cell lymphoma (MCL) is caused by what translocation? - Correct Answer:
⬛✓ t(11;14)
This polymerase is involved in "initiation of DNA replication and has primase activity": - correct
answers ⬛✓⬛ Pol
Its discovery shed α light on why there is simultaneous, though not continuous, synthesis of
DNA on both leading and lagging strands of DNA:
Klenow fragment of DNA polymerase
Okazaki fragments
Sanger fragments
RNA fragments - Correct Okazaki fragments
Answer:⬛✓
What gene is measured following treatment with imatinib (Gleevec)?
FLT3
BCR/Abl
Jak2
MAPK - Correct Answer:⬛✓BCR/Abl
What is the rate of mammalian DNA replication?
500 nucleotides per second
100 nucleotides per second
pg. 4
