Gina jumps with fear as she feels a hand on her shoulder while walking on a deserted path across campus. Her fear evaporates when she hears her boyfriend's voice saying, "What are you doing out so late, Gina?" What brain structure played a key role when Gina's fear evaporated?

A. medulla
B. hippocampus
C. cerebral cortex
D. amygdala

What type of specimens where you able to see under each of the microscopes in the microscope activity

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !