A librarian has added 8 new books to his library for the past 40 days..
A librarian has added 8 new books to his library for the past 40 days. On the 41 st day, he removed 280 old books. After removal of these books, the total number of books was 6,000. Find the number of books that were there in the library initially. => 5,000 or 6,500 or..
Summary
. Vehicle (vector) DNA is the DNA which carries the passenger DNA to the new host. It is usually the plasmid from bacterial or a bacteriophage. Various enzymes such as lyases, ligases, alkaline phosphates, reverse transcriptases and nucleases are used in the technology. The most widely us..
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