Hemoglobin is the pigment in red blood cells responsible for carrying oxygen
Answer:
I would believe the mesosphere would be the most difficult layer to breathe. Troposphere is where we are, ov we can breathe here, stratosphere would be hard to breath in as well
It causes cultural change by bringing in diffrent cultures and traditions into a superior culture making it into a melting pot
Answer:
Coevolution
Explanation:
There is a symbiotic relationship between them because the plants get pollinated and the butterflies get protection. Their relationship can also be described by the term mutualism.
