WorksheetsChapter 7 - Forensics - DNA Profiling Vocabulary
Total questions: 16
Worksheet time: 43mins
What is the term for a variant form of a gene found at a specific location on a chromosome that can result in different traits?
Allele
Chromosome
Gene
Trait
What structure in a cell carries genetic information and consists of DNA and proteins, typically organized in pairs?
Nucleus
Chromosome
Ribosome
Mitochondria
What is the unique pattern of DNA sequences that can be used for identification in forensic science and paternity testing?
DNA Fingerprint
Random DNA Sequence
DNA Sequencer
DNA Fragments
This is a laboratory technique used to separate DNA, RNA, or proteins based on size and charge by applying an electric current through a gel. What is this technique called?
Chromatography
Electrophoresis
Centrifugation
Spectroscopy
What is the name for the coding region of a gene that is transcribed into mRNA and translated into a protein?
Intron
Exon
Promoter
Terminator
What is the term for a segment of DNA that contains instructions for making a protein or RNA molecule, influencing specific traits in an organism?
Gene
Chromosome
Nucleotide
Genome
What is the name for the non-coding region of a gene that is transcribed into RNA but removed before translation?
Exon
Intron
Codon
Promoter
What is the term for the complete set of chromosomes in an individual, typically displayed in an organized image to detect chromosomal abnormalities?
Genome
Karyotype
Genotype
Phenotype
Which laboratory technique is used to amplify specific DNA sequences, creating millions of copies for analysis in forensic, medical, and genetic research?
Polymerase Chain Reaction (PCR)
Gel Electrophoresis
DNA Sequencing
CRISPR-Cas9
What is the term for a variation in DNA sequence among individuals in a population that may or may not affect traits?
Mutation
Polymorphism
Allele
Genotype
What is the short sequence of nucleotides that provides a starting point for DNA synthesis during PCR and DNA replication?
Primer
Lipids
Starter
Origin Strand
What protein cuts DNA at specific sequences and is used in genetic engineering and forensic analysis?
Restriction Enzyme
DNA Polymerase
Ligase
Helicase
What is the name for a piece of DNA generated by cutting a larger DNA molecule with a restriction enzyme, often analyzed in DNA fingerprinting?
Restriction Fragment
DNA Ligase
Polymerase Chain Reaction
Gel Electrophoresis
What are repeating sequences of 2–6 base pairs in DNA that are used in forensic DNA profiling due to their high variability among individuals?
Short Tandem Repeats (STR)
Long Tandem Repeats (LTR)
Small Tandem Repeats (STR)
Lingering Tandem Repeats (LTR)
What is the name of the national DNA database used by law enforcement to store and compare DNA profiles for criminal investigations and missing person cases?
National DNA Database
Federal DNA Database
Combined DNA Index System
Law Enforcement DNA Database
What term refers to the complete set of genetic material, including all genes and non-coding DNA, within an organism?
