Cell bodies of motor neurons would most likely be found in ____

Most substances that have a reputation for enhancing sexual desire or performance work because

a. of chemicals in the substance that affect nerves in the penis or clitoris b. of chemicals in the substance that affect the brain c. of chemicals in the substance that affect blood flow d. of heightened expectations and the social situation

In a one-factor between-subjects analysis of variance, the mean square for error variance

is also known as the _____ variance. a. within-groups b. between-groups c. common-groups d. independent-groups