Biology, 03.12.2019 04:31 chantihock05
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) polyps; silica
c) exoskeleton; calcium carbonate
d) polyps; calcium carbonate
Answers: 1
Biology, 21.06.2019 20:10
Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt
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Biology, 22.06.2019 04:00
Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them
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The crown-of-thorns sea star, acanthaster planci, preys on the flesh of live coral. if coral animals...
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