By looking for the presence of the germ layers and the primitive gut in the embryo
It might be stated that his reliability might be compromised because he writes the story many years later and his memories may be skewed. he is the narrator and the protagonist of the story and it is written in first person so he retells what he remembers from his life experience since he was a child.
Answer:
environmental factors do not affect a species
Answer:
they have the same genetic code the first ones
Explanation: