Why is upper surface of dicot leaf much darker than the lower surface

How do you figure out the saturation of a substance

What's the structure of carbohydrates (monomers)

Was new material formed when solid were bent and pressed

Do viruses have the ability to adapt

Briefly explain what happened in this permeability exercise. STEPS:it's a dialysis tubing placed in water, then using a funnel pour the starch solution in the tube and close the end, place in distilled water, then add 3 drops of iodine in the water

What can cause changes in DNA sequences? A. mutations B. genetic drift C. gene flow D. proteins

What is the definition of chemical energy

Define and give three examples of a population

Harmless bacteria are what type of bacteria? Milady chapter 5

Which kind of action is a cause of air pollution? A. Poisons are released into a major river. B. Gasoline is burned by a car engine. C. Trash is dropped in a national wildlife preserve. D. Tuna are fished to extinction.