Chapter 13 Vocab

Question 1

What is inbreeding?

Answer 1

Continued breeding of individuals with similar characteristics.

Question 2

What is hybridization?

Answer 2

Crossing dissimilar individuals to bring together the best of both organisms.

Question 3

Genetic engineering

Answer 3

Making changes in the DNA code of a living organism

Question 4

Restriction enzyme

Answer 4

Enzymes that cut DNA at a specific sequence of nucleotides

Question 5

Gel electophoresis

Answer 5

A procedure used to separate and analyse DNA fragments placed at one end of a porous gel, and an electric voltage is applied to the gel.

Question 6

Recombiant DNA

Answer 6

DNA produced by combining DNA from different sources

Question 7

Polymerase chain reaction

Answer 7

A technique that makes many copies of a particular gene.

Question 8

Polyploid

Answer 8

many folds

Question 9

Plasmid

Answer 9

A small, circular DNA molecule

Question 10

Genetic marker

Answer 10

A gene that makes it possible to distinguish bacteria that carry the plasmid

Question 11

Transgenic

Answer 11

Organisms that contain genes form 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 animals with desired characteristics to produce the next generation.