Let's design a stylish and transparent discount label you can then use for an online shop website, posters and similar media you want to advertise a discount on, using Photoshop.
The evidence of ancient bacteria were found in rocks that are extremely rare, and If scientists happen to stumble upon them, they're almost always compromised by forces of nature.
Chemistry is the science that studies the composition, structure and properties of matter and the changes that occur during chemical reactions. Answer a few questions to see how good you really are in Chemistry?