Answer: Lymphatic system
Explanation:
Not respiratory and excretory for sure.
Not nervous because the diagram doesn't show spinal nerves clearly. So its lymphatic system.
:-)
Answer: It’s like decreasing green house gasses to zero
Explanation:
Answer:
Gas exchange during respiration occurs primarily through diffusion. Gas molecules move from a region of high concentration to a region of low concentration. Blood that is low in oxygen concentration and high in carbon dioxide concentration undergoes gas exchange with air in the lungs.
Explanation:
The answer for this would just be your opinion.
how confident are you in answering the question, if you are not confident than say you aren’t and try to explain it to the best of your ability.
