I’m not sure if this is exactly what ur asking, but vitamin c, zinc, and copper are needed
The answer is D its tightly packed cells allow for proctection against harmful substances.
Answer:
precession
Explanation:
The orbit isn’t the simple ellipse, rather it is one that moves a little, loop after loop. This motion is called precession, and you may have heard about it when astronomers talk about the precession of the orbit of Mercury