)How does potassium chloride (KCl) trigger spawning when injected in sea urchins? a)Mimics environmental signals in seawater that trigger spawning b)Triggers the muscles surrounding the gonads to contract c)Changes the ion concentration inside the urchin, so the urchin pulls in seawater that presses on gonads d)Acts as an irritant that the urchin tries to expel by spawning
)How does potassium chloride (KCl) trigger spawning when injected in sea urchins? a)Mimics environmental signals in seawater that trigger spawning b)Triggers the muscles surrounding the gonads to contract c)Changes the ion concentration inside the urchin, so the urchin pulls in seawater that presses on gonads d)Acts as an irritant that the urchin tries to expel by spawning
Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter28: Invertebrates
Section: Chapter Questions
Problem 14RQ: How does segmentation enhance annelid locomotion? Segmentation creates repeating body structures so...
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2)How does potassium chloride (KCl) trigger spawning when injected in sea urchins?
a)Mimics environmental signals in seawater that trigger spawning
b)Triggers the muscles surrounding the gonads to contract
c)Changes the ion concentration inside the urchin, so the urchin pulls in seawater that presses on gonads
d)Acts as an irritant that the urchin tries to expel by spawning
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