If it was purely silver it would weigh a certain amount because all silver elements weigh the same
Answer:
The six classes of vertebrates found in Iowa are lampreys, ray-finned fishes, amphibians, reptiles, birds, and mammals. The central nervous system, and the vertebrae that support it and the rest of the body in these animals, sets them apart from invertebrate animals
Answer:
The genome of a cell contains in its DNA sequence the information to make many thousands of different protein and RNA molecules. A cell typically expresses only a fraction of its genes, and the different types of cells in multicellular organisms arise because different sets of genes are expressed.