The characteristic of an experiment that establishes the causal relationship between variables is termed:

Which of the following students provides the best information about theories of gender development?

a. Adam: "Children's gender-related behaviors are more important than their thoughts about gender.". b. Sarah: "Before the age of 5, children's thoughts about gender are more important than their gender-typed behavior. After 5, their behavior is more important than their thoughts. c. Mylene: "Children's gender schemas turn out to be more important than any of the other mechanisms for explaining gender development. d. Rick: "Children's thoughts and behavior related to gender are both important factors in explaining gender development.".

The receptor cells in the retina that enable us to distinguish different wavelengths of light are called ____________________

Fill in the blank(s) with correct word