1. What is hemoglobin?

"Hemoglobin is a protein in your red blood cells that carries oxygen to your body's organs and tissues and transports carbon dioxide from your organs and tissues back to your lungs."

Hemoglobin is the protein in your red blood cells that carries oxygen to your body's organs and tissues and transport carbon dioxide from your organs and tissues back to your lungs. This small little protein in your blood does such a big task.

hope this helps :0

b. regulated is the actual answer to your question.

explanation:

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a