Although, it is not known the exact cause of
colony collapse disorder, all of the following
EXCEPT ____ are contributing factors.
a. acute paralysis virus
b. parasites
c. neonicotinoids
d. herbicides
e. all of these
D
You might also like to view...
The major mechanism of evolution is
(a) species development. (b) predation. (c) fitness. (d) natural selection.
An advantage that simple multicellular eukaryotes have over single-celled organisms is the ability:
A. of the cells in the multicellular organism to communicate with one another. B. of the cells in a group of cells to avoid predation. C. for autotrophic cells in the multicellular organism to supply heterotrophic cells with nutrients. D. to respond the external environment more efficiently.
Which cells are produced during meiosis I?
a. spermatogonia b. primary spermatocytes c. secondary spermatocytes d. spermatids e. sperm
What advantage do gymnosperms have over ferns?
A. Gymnosperms produce pollen and do not require water to reproduce. B. Gymnosperms have alternation of generations. C. Gymnosperms have a vascular system, which allows them to grow taller. D. Gymnosperms can grow larger gametophytes. E. Gymnosperms can produce flowers and fruits to aid in seed dispersal.