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Maze navigation ability is an indicator of cognitive performance in rats. Consid

ID: 3489572 • Letter: M

Question

Maze navigation ability is an indicator of cognitive performance in rats. Consider an experiment where some mice from a maze-bright strain are reared in a restricted environment (Group A) whereas others are reared in their normal environment (Group B):

1. If maze-navigation ability is only influenced by genetics, how would you expect the maze navigation performance of rats from Group A to compare with those from Group B?

2. If maze-navigation ability is affected by a genotype-environment interaction, how would you expect the maze navigation performance of rats from Group A to compare with those from Group B?

Explanation / Answer

Maze test was performed to see spatial learning and memory in rats or for that matter for human aswell

On the other side there is reward, a hungry or stuck mice would try to make his way out

Comparing the situation between group A and group B there's a huge environmental difference where in in group A they placed in some unknown environment and group B they are free

Group B rats are likely to perform good or find there way out more easily as they are somewhat into a non restricted environment but then again group A rats will do better as our inner instincts are are associated with our cognition which will drive the rat to come out As B F Skinner suggested Operant conditioning positive reinforcement is necessary. Skinner introduced a new term into the Law of Effect - Reinforcement. Behavior which is reinforced tends to be repeated (i.e., strengthened); behavior which is not reinforced tends to die out-or be extinguished (i.e., weakened).