What is the central argument about global warming

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

What conclusion can you draw from this experiment about the components of the black ink?

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.