The evolution of a long neck in giraffes is an example of:

Regarding most of the narrator’s story, which word best describes the tone?

Explain the physiological changes that occur when the hypothalamus stimulates the sympathetic nervous system. you can make a flowchart or a simple step process. be sure to include all chemicals/hormones secreted, glands involved and the functions of each chemical/hormone.

Sharks depend on production for survival