An ostrich and an emu are both flightless birds found on completely different continents (ostrich in Africa, emu in Australia). These birds have slightly different evolutionary histories, but have independently evolved similar adaptations due in part to the similar habitats they occupy. What type of evidence for evolution do these birds present
Answers: 2
Biology, 21.06.2019 21:30
Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?
Answers: 2
Biology, 22.06.2019 10:10
20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?
Answers: 1
Biology, 22.06.2019 11:00
At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary
Answers: 2
Biology, 22.06.2019 13:50
The largest unit within which gene flow can readily occur is a
Answers: 3
An ostrich and an emu are both flightless birds found on completely different continents (ostrich in...
English, 13.11.2019 22:31
English, 13.11.2019 22:31
Biology, 13.11.2019 22:31
Mathematics, 13.11.2019 22:31
Biology, 13.11.2019 22:31
Mathematics, 13.11.2019 22:31
History, 13.11.2019 22:31
Mathematics, 13.11.2019 22:31
French, 13.11.2019 22:31
Social Studies, 13.11.2019 22:31
Mathematics, 13.11.2019 23:31