Bacteria differ from viruses in that bacteria
A) Have DNA and RNA.
B) Are composed of cells.
C) Can live without a host.
D) All of the above.
Ans: D) All of the above.
You might also like to view...
Antibodies can be produced against all of the
following EXCEPT a. viruses. b. bacterial cell walls. c. fungi. d. bacterial DNA. e. all of these can be bound by an antibody.
You modify the primary sequence of an enzyme in a region that will be the active site when the protein is properly
folded. What is the predicted outcome of this change?
a. The enzyme will not bind to the substrate properly. b. The enzyme will not be able to bind an allosteric inhibitor. c. The enzyme will have an increased rate of activity. d. There will be no change in the enzyme's function.
e. The enzyme will bind the substrate but not be able to release the products.Roots that form on stems or leaves are called ____
a. taproots b. fibrous c. adventitious d. primary e. secondary
The iron-sulfur world hypothesis suggests that organic molecules formed near:a
volcanoes. b. sulfur pools. c. pools of water. d. hydrothermal vents. e. low atmosphere clouds