DNA Technology

Which are uses for DNA fingerprinting?

• identifying related individuals and treating genetic disorders

• identifying genes for genetic disorders and producing vaccines

• matching individual DNA samples and identifying related individuals

• determining the number of human genes and forming transgenic organisms

Which suspect most likely left behind the blood stain?

• Suspect #1

• Susepect #2

• Suspect #3

• Suspect #4

What do all organisms have in common?

• They are all eukaryotes

• They are all prokaryotes.

• They use DNA and RNA to pass on information.

• They are genetically identical

Tags

NGSS.HS-LS3-1

The illustration below shows the results of gel electrophoresis of 4 different deer species. Which two species of deer are more closely related?

• 1 and 3

• 1 and 4

• 2 and 3

• 2 and 4

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

The following karyotype is of a ____________ that has trisomy 21 because of _______________.

• male, crossing over

• male, nondisjunction

• female crossing over

• female, nondisjunction

What is the purpose of gel electrophoresis?

• to clone chromosomes

• to cut DNA into fragments

• to inject recombinant DNA into cells

• to separate DNA fragments by size

This diagram shows the DNA fingerprints of a baby and four couples. A hospital wants to identify the parents of a baby. Based on the DNA fingerprints, which couple is most likely the parents of the baby?

• Couple W

• Couple X

• Couple Y

• Couple Z

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How is recombinant DNA made?

• by joining DNA molecules with RNA molecules

• by joining DNA molecules from two different species

• by joining DNA molecules with proteins from a different species

• by joining DNA molecules from two chromosomes of the same organism

Which is one reason scientists produce transgenic organisms?

• to create new species of organisms

• to control microorganisms in the soil

• to prevent habitats from being destroyed

• to treat certain types of diseases

How can gene therapy positively impact society?

• by producing insulin using bacteria

• by creating fingerprints of criminals

• by mapping all genes in the human population

• by treating genetic disorders with the insertion of normal genes