Which of the following is the term used to describe a sudden onset of extreme panic, with various symptoms including racing heart, rapid breathing, and sweating?

Biological processes occuring on a cycle of approximately 24 hours _______ rhythms.

a) Tidal b) Diurnal c) circadian d) infradian

A little girl's knowledge that she is a girl, and a little boy's knowledge that he is a boy is called ______

a. gender constancy c. gender identity b. sexual orientation d. gender-role awareness