Jane Goodall is well known for the studyof

Dr. Swaminathan has recruited 100 participants to be in his study on personality traits. He

knows that many of them differ with respect to education, socioeconomic status and religion. To equally distribute these differences across the four groups he will use in his study, Dr. Swaminathan should a. assign subjects to groups using a counterbalancing procedure. b. randomly assign subjects to the groups. c. provide operational definitions for education, socioeconomic status, and religion. d. design the study so the effects of these variables on personality can also be measured. e. provide a valid operational definition of the dependent variable.

When sperm and ovum unite at conception, a(n) __________ results

A) autosome B) gamete C) zygote D) allele