Biotechnology Review

What is the purpose of selective breeding?

• To clone animals and plants

• To choose desired traits in animals and plants for offspring

• To study the DNA structure of organisms

• To create genetically modified organisms

How do scientists manipulate DNA?

• By using restriction enzymes to cut and splice DNA

• By observing it under a microscope

• By breeding animals with desired traits

• By studying its effects on the environment

What is an example of a transgenic organism useful to humans?

• A fish that glows in the dark without any purpose

• A plant that can move

• A bacteria that can make human insulin

• A dog with enhanced intelligence

What is gel electrophoresis used for?

• To combine DNA from different organisms

• To clone DNA

• To cut DNA with restriction enzymes

• To separate DNA fragments based on size

What is the process of cloning?

• Studying the effects of DNA manipulation

• Modifying the DNA of an organism

• Creating genetically identical organisms or tissues

• Breeding animals with desired traits

What is a current issue in biotechnology?

• The inability to clone organisms

• The controversy surrounding genetic engineering

• The lack of interest in biotechnology

• The complete understanding of DNA

What technique was used to develop a new variety of English Bulldog?

• Selective breeding

• Cloning

• Genetic engineering

• Inducing mutations

What is used to cut DNA at specific spots in genetic engineering?

• Restriction enzymes

• Scissors

• Electricity

• Laser beams

What does recombinant DNA contain?

• Only animal DNA

• DNA from a single organism

• DNA from 2 or more different organisms

• Only plant DNA

An organism's complete set of genes is called its...

• Genome

• DNA

• Chromosome

• Chromatin