select a food chain of your choice and create a Power Point which clearly shows how energy moves through this food chain. The goal fo your presentation is to describe that energy in animals' food was once energy from the sun.

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