The answer is that <span>all
veins carry blood back to the heart, except for the pulmonary vein. the
vena cava empty into the right side of the heart, so they technically
bring blood to the
</span>main atrium.
Energy would have to be the correct answer
Answer:
The cells 1 and 2 have a less surface area contacting the environment per its volume unit which in turn makes them loose energy lower to the environment and is metabolically less active.
Explanation:
Solution
Since cells 1 and 2 have less surface area contacting the environment per unit volume which makes them to loose lower energy to the environment and are therefore less active metabolically.
Thus they are better suited for a long term storage of energy having molecules than cells 4 and 5.
Note: Kindly find am attached document of the complete question for this example.
I solved just a part of the question that was given here.
The correct options is (D)
2AgCl + Ca(NO3)2