DNA Evidence Quiz

What does DNA stand for?

• Deoxyribose

• Phosphate

• Ribonucleic acid

• Deoxyribonucleic acid

What is the function of DNA?

• Contains genetic information

• Regulates cell functions

• Produces proteins

• Transmits nerve impulses

What are the sides of the DNA molecule made up of?

• Guanine and cytosine

• Pairs of nucleotides

• Adenine and thymine

• Sugar and phosphate molecules

Where is DNA found in the body?

• Blood, semen, skin cells, tissue

• Hair, saliva, mucus, perspiration

• All of the above

• Muscle, brain cells, bone, teeth

Which statement about DNA is true?

• The DNA in a man's blood isn't the same as the DNA in his skin cells and saliva

• Each person's DNA is different from every other individual's, except twins.

• DNA can be found in all the cells in our bodies except the blood cells.

• DNA can have forensic value unless it is decades old

What can DNA evidence be used for?

• Linking a suspect to the evidence

• Eliminating a suspect

• Identifying a victim

• All of the above

What factors can affect DNA evidence?

• All of the above

• Time spent at the crime scene

• Mold, environmental factors

• Heat, sunlight, moisture, bacteria

What are the building blocks of DNA?

• Nucleotides

• Amino acids

• Proteins

• Carbohydrates

What is the shape of the DNA molecule?

• Spiral

• Double helix

• Circle

• Square

What are the four types of nucleotides in DNA?

• Adenine, Guanine, Cytosine, Thymine

• Adenine, Guanine, Cytosine, Uracil

• Adenine, Guanine, Cytosine, Ribose

• Adenine, Guanine, Cytosine, Deoxyribose