All of these birds share a common ancestor
Hope i helped :3
Passive transport:
For simple diffusion = fatty acids, amino acids, steroid hormones (because they’re non-polar)
Facilitated diffusion = N2 and Cl-
Answer:
Ophthalmoscopy, also called funduscopy.
They can keep organ tissue alive for transplantation.
The answer to the given question (though the question isn't given), I can assume this is the same as a previous one as the answer is C.
Hope this helped!