What system helps you breathe?
respiratory system
Is your muscle a tissue or an organ?
tissue
Complete the sentence: “Systems combine to make a ______ organism.
multicellular
What is made of many cells?
multicellular
Complete the sentence: “Many cells combine to make a ______.
tissue
Many ______ combine to make a tissue.
cell
Is your brain an organ or a system?
organ
Is your stomach an organ or a system?
organ
What do systems combine to make?
organism
Is your digestive system an organ or a system?
system