A similarity between a fish embryo and a bird embryo in the early stages of development is the presence of gill slits. Both types of embryos show structures that are indicative of their evolutionary origins. Even though these structures develop into different anatomical features in the adult forms, their presence in embryonic stages reflects common ancestry.
Question 3
A) Which is a similarity between a fish embryo and a bird embryo in the early stages of
development? (1 point)
forelimbs
hindlimbs
jaw bones
gill slits
1 answer