The crown-of-thorns sea star, Acanthaster planci, preys on the flesh of live coral
If coral animals are attacked by these sea stars, then what actually provides nutrition to the sea star, and which chemical (besides the toxin within their nematocysts) do the corals rely on for protection? A) medusae; silica
B) exoskeleton; calcium carbonate
C) polyps; calcium carbonate
D) polyps; silica
C
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To produce a split-brain individual, an operation
would need to cut the a. corpus callosum. b. reticular formation. c. hypothalamus. d. fissure of Rolando. e. pons.
Species interactions between members of a
community include __________, which benefits both species. Fill in the blank(s) with the appropriate word(s).
Identify and describe three beneficial impacts of fire on certain ecosystems. What will be an ideal response?
The organelle involved in intracellular digestion of food particles is the
A. smooth endoplasmic reticulum. B. transitional vesicle. C. mitochondria. D. lysosome. E. Golgi apparatus.