No sea level changes have occurred in the past 500 years. true false

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

All ova contain sex chromosomes corresponding to: x y xx xy

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.