List the color of the stars from the hottest to coldest

Energy derived from hot rocks and fluids beneath the earth’s surface is

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees