How does kidney disease affect the immune system? a - it strengthens it. b - it weakens it. c - it does not affect it. d - none of the above.

How would you take a difficult subject matter - such as poaching, deforestation, or climate change and communicate it in a kid-friendly way

What happens during the experiment stage of the scientific method

Select the correct answer from each drop-down menu the images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that the archaeopteryx and bird have wings, while dinosaurs have limhe se it can be concluded that