Answer: Hydrogen bond or a covalent bond.
Explanation:
D. Since first you think of what will happen if this and this happen and then you test it.
<span>ribosome (protein synthesis)
2. endoplasmic reticulum (protein modification
. Golgi apparatus (protein packaging)
So the answer is B</span>
Days is that the earth spins fully on its axis. Years is the orbit around the sun.