Mireille began having brief episodes of overwhelming anxiety about a year ago. she doesn't know what causes them, but she has had them in the grocery store, at busy restaurants, and once while driving. her heart pounds, she has difficulty breathing, and sometimes she feels like her body no longer belongs to her. she is afraid she will go crazy and embarrass herself in front of other people. based on this information, mireille may have:

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.