Soil erosion is caused by ________
a. overgrazing or deforestation only
b. all of the choices
c. strong winds only
d. moving water only
b
You might also like to view...
A recombinant-vector virus would still be effective if the vaccinia virus is unable to express the cloned gene as an antigenic protein
Indicate whether the statement is true or false.
________ are cyclic nitrogenous bases with two rings and pronounced aromatic properties.
A. Fatty acids B. Quinones C. Purines D. Amino acids
The choroid plexus functions to:
a. cushion the brain. b. control coordination of movement. c. produce the cerebrospinal fluid. d. transmit nerve impulses to specialized regions in the brain. e. divide the right and left hemispheres
If the only chordate characteristic that adult sea squirts possess are gills, why are they classified as a chordate?
What will be an ideal response?