Organisms need to take food because you need it to survive.
Autotroph --
<span>Autotroph is </span>an organism that can form nutritional organic substances.
I believe that the answer to this question is energy!! because cells need energy and the reason they respire is for energy
Answer:
it's D. potential difference
Explanation:
Answer:
Inserting arginine places a positively charged amino acid in a portion that is non-polar, creating the possibility of a hydrogen bond in this area.
Explanation:
Answer: 3
Explanation:
All elements in group 3 have 3 levels of energy.
Na (sodium) has 3 valences the inner has 2 electrons, the middle has 8 electrons and the outer has 1 electron.
This will continue across the group 3 adding one more electron to the outer valence until Ar (argon).
Remember the Octet rule of 8..?
