In comparison to the embryo, the fetus has more recognizable external features and a more complete set of developing organs. The entire process of embryonic development involves coordinated spatial and temporal changes in gene expression, cell growth and cellular differentiation.
Answer:
Asia
Explanation:
could be south/north america not 100% sure
Ethical norms also serve the aims or goals of research and apply to people who conduct scientific research or other scholarly or creative activities. ... Third, many of the ethical norms help to ensure that researchers can be held accountable to the public.
Answer:
Beak shape/size or song or behavior or mechanical/chemical differences or time of mating or location on the island or primary food source differs between the Big Bird lineage and G. fortis.
Also acceptable: Description of another mechanism that prevents males and females from different populations from encountering each other/recognizing each other as potential mates.
Answer:
Due to the density, it should sink further down.
Explanation: