Mantle convection is a circulation of heat emitted by the
a) core
b) crust
c) lithosphere
d) atmosphere

What material did the moon come from?

Label the steps for protein synthesis in order, beginning with the first steponce the protein is made, the gene for a particular trait is expressedmrna joins the ribosome, and the anticodons from trna join mrna to form a chain ofamino acidsrna polymerase unzips dna and free rna nucleotides join dna to form mrnav a chain of amino acids is formed from peptide bonds, creating a proteinmrna is transported from the nucleus of the cell to the ribosomes of the cell.

As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?