A)the use of zinc ions
B)brief electric shock
C)brief exposure to elevated temperature
D)the use of calcium and brief exposure to elevated temperature
E)the use of calcium ions

A)induce homologous recombination inside a cell
B)manipulate DNA for the study of specific sequences
C)combine chromosomes to make them easier to study
D)integrate DNA in computers to make them faster
E)join together DNA molecules from the same source

A)The size of the genome the cloned DNA was isolated from.
B)The restricted conditions under which the organism can grow.
C)The number of restriction sites for the specific restriction enzyme.
D)The distances between restriction sites for the specific restriction enzyme.
E)The number of sites and distance between them for the specific restriction enzyme.