Question 1
DNA is described as a double helix. Which pair correctly represents the complementary base pairing in double-stranded DNA?
Correct Answer:
Adenine pairs with thymine; cytosine pairs with guanine
Question 2
Which of the following statements about nuclear DNA versus mitochondrial DNA is correct for forensic biology?
Correct Answer:
Nuclear DNA is biparental and unique per individual; mtDNA is maternally inherited and shared among maternal relatives
Question 3
How many CODIS core STR loci are required for upload to the U.S. National DNA Index System (NDIS) following the January 1, 2017 expansion?
Correct Answer:
20 core loci
Question 4
Which STR locus is on the X chromosome and the Y chromosome and is used as a sex-typing marker in forensic STR kits?
Correct Answer:
Amelogenin
Question 5
An analyst uses Chelex 100 for DNA extraction. Which statement best describes the mechanism and the resulting DNA?
Correct Answer:
Chelex chelates magnesium ions and denatures cellular proteins, yielding single-stranded DNA suitable for PCR
Question 1
Exam overview

About this Exam

Prepare with the ABC Forensic DNA Practice Questions - ABC Forensic Biology Molecular Biology Certification (Specialty Exam) Exam practice quiz. This question bank includes 100 questions covering forensic, casework, ndis, kits, and analyst. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

ABC Forensic DNA Practice Questions - ABC Forensic Biology Molecular Biology Certification (Specialty Exam) Exam

This practice set contains 100 questions from the matching question bank and focuses on forensic, casework, ndis, kits, and analyst. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions