feelsafe2007 feelsafe2007 16-10-2020 Biology contestada 1. Standard 7.L.1.1-Tina observed a cell under a microscope. She concluded that it was more than likely a plant cell instead of an animal cell. Which structure helped her come to this conclusion? * a. She saw a vacuole. b. She saw a nucleus. c. She saw a chloroplast. d. She saw a cell membrane.