Answer these questions based on what you learned from the lesson. are a relatively small group of bacteria that thrive in extreme conditions.

are a diverse group of bacteria that sometimes make us sick.

Eubacteria are classified by .

are round bacterial cells.

are rod-shaped bacterial cells.

are spiral-shaped bacterial cells.

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.