Restriction enzymes
a. often produce staggered cuts in DNA that are useful in splicing genes.
b. are like most enzymes in that they are very specific in their action.
c. are natural defense mechanisms evolved in bacteria to cut apart short sequences of DNA.
d. are used along with ligase and plasmids to achieve genetic recombination.
e. all of these
E
You might also like to view...
Where on a graph can you find the information that the graph pertains to?
A. The y-axis only. B. The x-axis only. C. The dot points that are connected by the lines of the graph. D. The x-axis and y-axis. E. The top of each bar in a bar graph.
The number of individuals of a species per unit area or volume of habitat is
A. the population dynamics. B. the carrying capacity. C. the population density. D. a community. E. the population distribution.
Viral infection is a major cause of cancer
a. True b. False Indicate whether the statement is true or false
Brush border cells have:
a. villi b. acidic secretions c. microvilli d. bile secretions e. smooth muscle