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Questions and Answers
What is the function of a gene?
What is the function of a gene?
A gene carries genetic information which can be passed from generation to generation.
Where is DNA found in a cell?
Where is DNA found in a cell?
DNA is found in the nucleus of a cell, in structures called chromosomes.
How many copies of each gene do humans and most other plants and animals have?
How many copies of each gene do humans and most other plants and animals have?
Humans and most other plants and animals have two copies of each gene.
What does a DNA molecule look like?
What does a DNA molecule look like?
What is the characteristic chromosome number called?
What is the characteristic chromosome number called?
What is the purpose of adding ice-cold ethanol in the DNA extraction process?
What is the purpose of adding ice-cold ethanol in the DNA extraction process?
What is the main purpose of DNA profiling in forensic science?
What is the main purpose of DNA profiling in forensic science?
What technique is used in DNA profiling to separate DNA molecules by size?
What technique is used in DNA profiling to separate DNA molecules by size?
What are some key concerns related to DNA profiling?
What are some key concerns related to DNA profiling?
What is the benefit of DNA profiling mentioned in the text?
What is the benefit of DNA profiling mentioned in the text?
Each gene controls multiple characteristics.
Each gene controls multiple characteristics.
All living organisms have the same chromosome number.
All living organisms have the same chromosome number.
DNA is not found in the nuclei of plant cells.
DNA is not found in the nuclei of plant cells.
The two strands of DNA are not twisted together to form a double helix.
The two strands of DNA are not twisted together to form a double helix.
Inheritance does not involve passing genetic information from one generation to the next.
Inheritance does not involve passing genetic information from one generation to the next.
Strawberry cells contain four of every kind of chromosome.
Strawberry cells contain four of every kind of chromosome.
In DNA profiling, a genetic profile is created based on the size of DNA molecules.
In DNA profiling, a genetic profile is created based on the size of DNA molecules.
Privacy concerns related to DNA profiling include violation of an individual's civil rights.
Privacy concerns related to DNA profiling include violation of an individual's civil rights.
The function of adding ice-cold ethanol in DNA extraction is to dissolve the DNA.
The function of adding ice-cold ethanol in DNA extraction is to dissolve the DNA.
DNA profiling can lead to both reducing and increasing wrongful convictions.
DNA profiling can lead to both reducing and increasing wrongful convictions.
