..............4 is D and 6 is A
Hemoglobin is the pigment in red blood cells responsible for carrying oxygen
Everything has mass. The mass of something never changes.
Mass is measured using grams.
Air is not that heavy, but it certainly has mass because it takes up space.
For every one liter of air, their is 1.19 grams.
C raccoons because they eat a wide variety because they can adapt more easily than other populations
