Explain what you know about gravity and how it explains the path of orbits of earth, the sun and the Milky Way.

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above