Describe the nitrogen and water cycle and the water cycle

Aeukaryotic cell must be from a plant if the cell a) a nucleus b) a nuclear envelope c) cytoplasm d) a cell wall

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

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