How are radioactive isotopes used to determine the absolute age of igneous rock name to radiometric methods that are used

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.

This is the interaction of two organisms where one is and the other is neither nor harmed.

Which of these structures are found in both plant ans animal cells?