13. When mice feel pain on their bodies, they lick that part of their body. Rese

Question

13. When mice feel pain on their bodies, they lick that part of their body. Researchers injected bark scorpion venom into the hind paws of the common house mouse and the southern grasshopper mouse; they also injected 0.9% saline (essentially salt water) as a control. The researchers then observed how long the mice licked their paws. What data do you think the researchers collected?

B

C

A

D

B

C

A

D

0.9% Saline 0.25 ?g/uL venom A 300 B 300 0.9% Saline 0.25 ?g/? L venom 200 200 3 100 3 100 0 0 House mouse House mouse Grasshopper mouse Grasshopper mouse 0.900 Saline 0.25 ?g/?L venom C 300 D 300 0.9% Saline 0.25 ?gpL venom 200 200 3 100 3 100 0 0 House mouse Grasshopper mouse House mouse Grasshopper mouse

Explanation / Answer

I believe the correct answer to be

Option B

Since saline dows not hurt mice as much as venom, there should be less licking comparative to the venom irrespective of the type of mouse. Same is seen in the option B.

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