What does the chimpanzee have that the other organisms do not?
a) claws
b) lungs
c) mammary glands
d) opposable thumbs

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.

This is the process of making a prediction based on the results of prior observations of similar events.

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.