5c

Question 1

Restriction enzyme

Answer 1

Cut DNA at specific sites

Question 2

Ligase enzyme

Answer 2

Join pieces of DNA together

Question 3

How are bacteria used to transfer genetic information

Answer 3

• Bacteria contain a portable ring of DNA called a plasmid
• A restriction enzyme is used to cut the plasmid
• Ligase enzyme then sticks the desired gene inside the plasmid
• The plasmid can then be re-inserted as used to create other bacteria that have the new gene

Question 4

GMO plant advantages

Answer 4

• Pest resistance
• Drought resistance
• Herbicide resistance
• Better nutrient composition (higher Vitamin A, calcium… levels)
• Cut down on food waste

Question 5

Transgenic

Answer 5

Transfer of genetic material from one species to another species