If developmentalists discovered that poor people are happier than wealthy people, this would indicate that wealth and happiness are

Pavlov’s dogs learned to salivate at the sound of a tone because they associated the tone with food. Pavlov’s experiment with dogs was an early demonstration of

In the male, the 23rd pair of chromosomes is designated ___; in the female, this pair is designated ___.

In an experiment that tests the effects of noise level on mood, mood is the

In an experiment, the treatment of interest is given to the _____ group; the no-treatment group is the ____ group.

Which of the following provides the best broad description of the relationship between heredity and environment?

A teratogen

Genotype is to phenotype as ______ is to _____.

To say that a teratogen has a “threshold effect” means that it is

Construct the dotplot for the given data.The frequency chart shows the distribution of defects for the machines used to produce a product.