Advanced topic: The statistic used to determine the power of a t test for independent means when the sample sizes are unequal is the __________

The term depolarization refers to:

A) A change in the resting neuron's polarity away from zero B) A change in the resting neuron's polarity toward zero C) Conduction of the graded potential D) Changes in conduction capability in myelinated axons

A giant tornado is bearing down on Dorothy's farmhouse. She only has time to help one other resident. Based on research regarding kin selection, whom will Dorothy take with her to the storm cellar?

a. her sister, Glenda b. her grandmother, Margaret c. her beloved dog, Toto d. her favorite farm hand, Ray