A complete cell lineage map exists for
A. C. elegans.
B. Drosophila.
C. mouse.
D. human.
A. C. elegans.
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Small bronchioles contain ________.
A. smooth muscles B. cartilage rings C. cilia D. two of the above
What name is given to the open ocean?
A) pelagic realm B) intertidal zone C) benthic realm D) photic zone
What would you expect to observe in a species with a promiscuous mating system?
A. Males remain with females to help raise young. B. Females interfere with any attempts by males to mate with other females. C. Intrasexual selection is very strong, with larger males. D. Intrasexual selection is very strong, with larger females. E. A female mates with a different male in every breeding season.
The weakest symbiotic attachment, in which one species simply lives better in the presence of another species that is relatively unaffected is called:
a. commensalism b. competitive exclusion c. mutualism d. predation e. parasitism