Well, in a way it is true, as, chloroplasts are the reason why plants photosynthesize. So, with the photosynthesis, it releases oxygen, which is the power generator for life on Earth, as we breathe in oxygen.
If you’re talking about a literal vitamin then I’d say vitamin B-12 because this is usually stored int our liver for later reasonings.
If you include minerals as well, calcium is a main storage for your bones
A. <span>A flatworm doesn't have a coelom
Flatworms and other invertebrates belong to a specific group called </span><span>acoelomate, wherein they lack a coelom and has an internal cavity which serves as their digestive cavity.</span>
Answer:
The answer is: passing laws to prevent a certain type of scientific research.
There is no process pictured.....