Answer:
Approximately 75% of carbon dioxide is transport in the red blood cell and 25% in the plasma.Explanation:
Most carbon dioxide is carried from body tissues to the lungs by blood.
<span>It is false that energy in higher trophic levels is greater than energy at lower trophic levels. In the first trophic level you find the producers, in the second the primary consumers in the level following that the secondary consumers and in the last level the tertiary consumers. And only 10% of energy at one level is available to the next level. </span>
The greenhouse effect is a natural process traps heat in the atmosphere - global warming tends to be when additional greenhouse gases are released into the atmosphere and this causes a warming event.
They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe.
If worms dry out, they suffocate. As fresh air is taken in through the skin, oxygen is drawn into the worm's circulatory system, and the worm's hearts pump the oxygenated blood to the head area.
Pass on through generations