In producing a recombinant plasmid to be used to clone a given donor insert, it is possible to cut both the donor and plasmid with the same restriction enzyme, resulting in complementary sticky ends. assuming plenty of plasmid dna is available, why is further selection necessary before the introduction of the plasmid into a cellular system?

The process by which natural forces move weathered rock and soil brim one place to another is called

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food