The energy available to producers in an energy pyramid is 200 kilocalories. Approximately how much energy is used by the producers to make food, grow, and reproduce? 20 kilocalories
200 kilocalories
180 kilocalories
120 kilocalories

David, an aspiring baseball player, was struck on the left side of his face with a fastball pitch. he was not wearing a safety helmet. his zygomatic arch was crushed, as well as parts of the temporal bone. following the accident and reconstructive surgery, he noted that his left lower eyelid was still drooping and the corner of his mouth sagged. what nerve damage did he sustain?

How will your health most likely be affected if you follow the recommended guidelines for sleep, rest, and physical activty

Fibers from the medial side of each eye cross over to the opposite side of the brain at the