Biotechnology P...

Use of microbes to manufacture certain food, drugs and chemicals etc. is known as

The usual source of restriction endonucleases used in gene cloning is from 

The process of polymerase chain reaction most closely mirrors to that of

Restriction endonucleases are useful in

Which scientist obtained interferon through recombinant DNA technology?

Match the entries in Column I with those of Column II and choose the correct answer.

A scientist is trying to engineer a plasmid for purposes of genetically modifying crops.
What is the most appropriate first step in the process?

Ampicillin-sensitive bacteria are exposed to a plasmid containing the gene for resistance to the antibiotic ampicillin. They are then spread on two agar growth plates. Plate A contains growth medium only. Plate B contains growth medium and ampicillin.
Which plate might be expected to have cultures of ampicillin-resistant bacteria growing on it?

The function of a selectable marker is ?

Restriction endonucleases will make two types of cuts, those that result in blunt ends (A) and ends with overhangs of one strand (B).
Based on the chemical characteristics of the fragment ends, predict which type of digest is more likely to happen?