Urgent!!! Explain how differentiation led to the development of a nerve cell from a fertilized egg. Then, explain how a nerve cell is specialized for cell communication.

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 limbs. so, it can be concluded that .

Describe pasteur’s results and how they disprove spontaneous generation.

Robert wants to know which fertilizer will work the best for his grass. what can he do to explore this inquiry?