apication of genetics genetic engineering

Question 1

recombinant dna

Answer 1

dna produced by combining dna from two diff species

Question 2

transgenic

Answer 2

organism that’s been genetically modified by the addition of a gene

Question 3

restriction enzyme

Answer 3

bacterial enzyme that cuts sugar- phosphate backbone of dna molecules at specific base sequences

Question 4

sticky ends

Answer 4

sequence of unpaired bases on a double stranded dna molecule that readily base pairs with a complementary strand

Question 5

vector

Answer 5

virus or plasmid used as a vehicle for carrying foreign genetic material into a cell

Question 6

plasmid

Answer 6

small circular loop of self replicating double stranded dna in bacteria

Question 7

reverse transcriptase

Answer 7

enzyme that catalyses the synthesis of cDNA from RNA template

Question 8

benefits + concerns of gm crops

Answer 8

benefits
-increased pest resistance
- tolerance of unfavourable conditions
concerns
-genetic contamination
hazards
-Unknown effect of protein produced in crops