chp 13 vocab

Question 1

hybridization

Answer 1

crossing dissimilar individuals to bring together the best of both organisms

Question 2

inbreeding

Answer 2

the continued breeding of individuals with similar characteristics

Question 3

polyploidy

Answer 3

many sets of chromosomes

Question 4

genetic engineering

Answer 4

making changes in the DNA code of a living organism

Question 5

restriction enzyme

Answer 5

cut DNA

Question 6

gel electrophoresis

Answer 6

a procedure that allows DNA fragments to be separated and analyzed

Question 7

recombinant DNA

Answer 7

produced by combining DNA from different sources

Question 8

polymerase chain reaction

Answer 8

copy of a particular gene

Question 9

plasmid

Answer 9

foreign DNA that is joined to a small circular DNA molecule

Question 10

genetic marker

Answer 10

a gene that makes it possible to distinguish bacteria that carry the plasmid from those that don’t

Question 11

transgenic

Answer 11

contain genes from other species

Question 12

clone

Answer 12

a member of a population of genetically identical cells produced from a single cell

Question 13

selective breeding

Answer 13

allowing only those animas with desired characteristics to produce the next generation.