Elements are simple made of the same type of They cannot be down chemically. There are about elements in total. Compounds are made from or more elements chemically

Select the word from the list that best fits the definition a system made of 25 satellites

This rapid change in species that rarely leaves behind fossil evidence is referred to as

Dna, in the nucleus carries the genetic code for making proteins in ribosomes. in the diagram, b, represents the proteins produced. dna cannot leave the nucleus to carry the genetic information to the ribosome where proteins are produced. how does the genetic code get from the nucleus to the ribosome? what does a represent? now