Answer:
i think its d sorry if im wrong :(
The answer is C. The brain stem controls blood circulation.
Answer:
The correct answer is - Development of simple bacteria→RNA formation→DNA formation
Explanation:
According to the hypothesis and researchers, it seems to confirm that RNA was the first genetic or hereditary material that was present in the simple form of bacteria developed first.
RNA is the molecule responsible for the origin of life on the earth and evolved all the required processes and methods for carrying and expressing the genetic information of an organism before DNA. DNA is evolved from RNA molecules of simple bacteria.
Answer: Microscopic organisms are not made of cells.
All things that are living are made of cells.