The table shows a DNA sequence and three types of mutations that can change the DNA sequence. Which mutation will cause translation to stop?

Which of the following best describes the purpose of technology?

What is hydroelectric power produced by?

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures