What is the function of the sporangium? protects the mature gametes
protects the developing mother spore cells
forms haploid cells through mitosis
passes characteristics from one generation to the next

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Environmental impacts on evolution : mastery test

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.