Which of the following describes work?
a) lifting a 1 kg mass for 1 m
b) holding a 1 kg mass for 1 hour
c) moving 1 m in 1 hour
d) holding 1 kg mass

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.