Why does the twilight zone of the ocean have the greatest variation in temperature?

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.

Is dna the same in every cell in the human body explain your answer

Mendel used over 28,000 pea plants in his experiment. how does this large sample size make his results more reliable? (i'm not sure about this one)