Biotechnology and Genetic modification

Which cell structure is useful in genetic modification

• A

• B

• C

• D

Which component of bacteria is genetically modified to produce human insulin?

• cell membrane

• cell wall

• plasmids

• single circular DNA strand

Fermenters must have carefully controlled conditions. Which condition has the correct reason for controlling it?

• A

• B

• C

• D

Penicillin is made in a fermenter by growing organisms. Which type of organism is used in the production of penicillin?

• bacteria

• fungus

• protoctist

• virus

Genetic modification has been used to produce human insulin in bacterial cells. What is inserted into the bacterial cells to produce human insulin?

• a human nucleus

• human plasmids

• recombinant insulin

• recombinant plasmids

Yeast carries out anaerobic respiration, making carbon dioxide and ethanol as end-products. Which end-products can be used to make biofuel and bread?

• A

• B

• C

• D

Which statement about genetic modification is correct?

• It involves choosing which individual organisms are used for breeding.

• It is always done using genes from the same species.

• It produces a new combination of genes.

• It produces exact copies of individual organism

Briefly, describe the process of genetic modification. (4)