prostaglandin

"During puberty, teenagers experience many physical and emotional changes because their bodies are producing more hormones. "

"Although he was unused to the situation, he tried to act naturally."

"The key functions of a refrigerator are to keep food cold and prevent spoilage. "

"The liftoff will occur in exactly twelve seconds."

"Consider that we’ve had three major events and the year has hardly begun."

"The inflammation of the dry leaves by the bonfire was quite impressive. "

"The athlete's physiological responses to the intense workout were carefully monitored by the coach. "

"The scientist carefully examined the substance to determine its chemical composition. "

"My teacher asked for a response to the question, so I wrote an answer on the board. "

"The releases of the rescued turtles back into the ocean brought tears of joy to everyone watching. "

"The student derived the answer to the math problem from the formula. "

"The hormone adrenaline was released into her bloodstream, causing her heart to race as she prepared for the big presentation. "