Which concept is part of the cell theory? ○cells are able to make new organisms.○all cells are produced from other cells.○cells are independent structures.○all cell are the same.

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls

In the practice of science, this type of reasoning is used to develop explanations.

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.