Answer:
Both fish and bird embryos exhibit gill slits and a tail.
Explanation:
According to embryology, all vertebrates exhibit similar traits and structures at their embryonic stage. It becomes very difficult to differentiate between the embryos of a fish, and that of a bird, or embryo of a fish, and a human. These traits, however, disappear, as the case may be, as the embryo develops into an adult. For example, in the case of the embryo of a fish, and a bird, both shows gills slits at their respective embryonic stage. However, the gill slits in fish develop into gills, whereas in the case of birds, it disappears as the embryo develops into an adult.
Answer:
natural selection causes populations to become adapted. evolution is natural selection ;)
Explanation:
i took a test:)
The Answer Is ... 1- The cell cycle control system operates independently of the growth factors
Hi there!
The missing sentence is: NAD+ is regenerated, allowing glycolysis to continue
The correct answer is option A
Good luck with your studies!
