Are birds more closely related to mammals or to reptiles

Which of the following is something every person can do plz asap apex

The pronunciation aid that determines the stress placed upon a syllable is the

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.