Polyphagous parasites feed on
A. any plant species.
B. a single host species.
C. many different host species.
D. ectoparasites.
E. parasitoids.
C. many different host species.
You might also like to view...
The type strain is the most representative strain of a particular species.
Answer the following statement true (T) or false (F)
The major structural component of bacterial cell walls is
a. cellulose. b. chitin. c. proteoglycan. d. peptidoglycan. e. arabinogalactan.
Of the three plants measured in the figure, which requires water to allow sperm to swim to the egg?
A. shrubs
B. All of the plant groups rely on sperm swimming to the egg in water.
D. None of the plant groups relies on sperm swimming to the egg in water.
D. mosses
E. herbs
Once the threshold potential of a nerve impulse
is acheived
a. an action potential may occur or it may not. b. an action potential will occur. c. sodium ions close. d. the resting potential immediately follows. e. none of these will happen.