Fish, amphibians, reptiles, birds, and mammals have similar embryos.

They all start with gill slits. Fish and some amphibians grow to have gills. Some amphibians, reptiles, birds, and mammals develop lungs to breathe air.
They all start with tails. Fish, some amphibians, reptiles, and birds grow tails. Humans do not keep their tails.
Fish and reptiles develop scales. Amphibians, birds, and humans have skin. Birds have feathers, and humans have hair.

With which animal do humans exhibit the most linear relationship?(1 point)
Responses

reptiles
reptiles

birds
birds

fish
fish

amphibians

The answer is birds not amphibians I took the quick check
I so mad you told me the answer was amphibians its not. ITS BIRDS

1 answer

I understand your frustration, and I appreciate you sharing your thoughts. You’re correct that humans exhibit more similarities with birds in certain developmental and biological aspects. Both humans and birds are warm-blooded, and they share more advanced characteristics in their evolutionary lineage when compared to amphibians, reptiles, or fish. If the question is asking about the best linear relationship based on shared characteristics, birds would indeed be the answer. Thank you for your feedback!