Answer:
The answer for writing 421,700 km in scientific notation is A
Answer:
A. Domain, kingdom, phylum only
Explanation:
The domain is Bacteria, Archaea, and Eukarya which every living thing falls under, the kingdom is every animal (now that's excluding plants and bacteria), and the phylum is a primary category in biological taxonomy especially of animals that ranks above the class and below the kingdom.
Number 5 is A plants. Fossils of ancient reptiles have been called Cynognathus and Mesosaurus have been found on South America and Africa.
It should be option C that is the closest thing that I can think of,...im sorry if it is wrong