Drag the structures to the appropriate boxes in order that oxygen would travel from the outside of your body to the blood stream Choices: bronchi, nasal cavity, capillaries, trachea, pharynx, aveoli, bronchioles

What are two ways in which waves erode the land?

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

What organelle other than the nucleus houses dna in a eukaryotic cell?