Which of the following is a form of polysaccharide?
A. None of these
B. fructose
C. N-acetyl glucoseamine
D. Murien
E. N-acetyl muramic acid
F. All of these
Ans: D. Murien
You might also like to view...
To introduce recombinant vectors into coli, cells are usually
1.transduced. 2.conjugated. 3.transformed. 4.ligated. 5.expose to a restriction enzyme.
The three types of plastids in plants are ___, ____ and ___.
Fill in the blank(s) with the appropriate word(s).
What purpose do restriction enzymes play in bacterial cells?
a. Restriction enzymes prevent the overproduction of mRNA in the bacterial cell. b. Restriction enzymes attack bacteriophage DNA when it enters the cell. c. Restriction enzymes promote bonding of the RNA polymerase to the promoter. d. Restriction enzymes limit the rate of bacterial replication. e. Restriction enzymes connect Okazaki fragments.
The evolution of flowers and fruit corresponds with the evolution of:
a. double fertilization. b. seeds. c. gametophytes. d. pollen. e. All of the above are correct.