A researcher analyzes the DNA in a mango plant and determines that guanine makes up 20 percent of the bases in the DNA. What is the percentage of cytosine? Of adenine? Of thymine?

Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.