The best precaution against carbon monoxide poisoning is to keep air moving through the boat.
Carbon monoxide is a potentially deadly gas that is produced any time a carbon-based fuel burns. If you suspect carbon monoxide poisoning you must do the following: open doors and windows, turn off gas appliances. To determine if a person is poisoned by carbon monoxide you may look for the following signs and symptoms: dull headache, weakness, dizziness, nausea or vomiting, shortness of breath, confusion, blurred vision, loss of consciousness.
Answer: Does the black sqaure represent disease? If so, emma is #1. As for the others i think i need more context
Explanation:
By the ligand receptors on the surface of the cell membrane. How do transport proteins make it easier for certain molecules to diffuse across a membrane.
the binding of a signaling molecule, or ligand, to its receiving molecule, or receptor.