All terrestrial ammonia-oxidizing bacteria are ?-proteobacteria, including Nitrosomonas and Nitrosospira in the Nitrosomonadaceae family.
Answer the following statement true (T) or false (F)
True
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In aquatic ecosystems, CO2 reacts with water to form ____
a. HCO b. HNO3 c. CaCO3 d. CO e. H2CO3
This photograph shows a leaf-cutter ant carrying a leaf back to its underground garden, where the leaf will be digested by the fungi that live there. Why does the leaf-cutter ant do this?
a. Feeding leaves to the fungi prevent them from digesting the ant’s young.
b. The fungi emit pheromones that repel the ant’s natural predators.
c. Leaf-cutter ant eats the fungi that grow on these leaves in its garden.
d. The fungi have infected the ant’s nervous system to control it like a puppet.
Egg-laying mammals
a. hatch fully developed young from their eggs. b. are monotremes. c. are hairless. d. are confined to South America. e. bear their young into permanent pouches.
The motile feeding stage of a protozoan is called
a. an apicomplexan. b. a gametocyte. c. a cyst. d. a trophozoite.