Examlex
How feudalism in England under William I differed from feudalism in most other countries?
Gas Exchange
The process by which organisms exchange gases (such as oxygen and carbon dioxide) with their environment, crucial for respiration and photosynthesis.
Amphibians
Amphibians are a class of cold-blooded vertebrates that includes frogs, toads, salamanders, and newts, characterized by their life cycle stages both in water and on land.
Hemoglobin
A protein in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.
Carbon Monoxide
A colorless, odorless, and toxic gas produced by incomplete combustion of carbon-containing materials, dangerous to humans and animals when inhaled.
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