Classify the following as a homogenous or heterogeneous mixture: 1. Cake Batter -

2. Cooking Batter -

3. Salt Water -

4. A Silver Ring -

What is thought to have caused the mass extinction at the end of the cretaceous period?

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

Why would a drug the damages capsids treat a viral infection