Examlex
Which term refers to an extended period of torpor that an animal enters during the summer when the environment is too hot and water is too scarce?
Spleen
An organ involved in blood filtration, immune response, and red blood cell recycling.
Red Blood Cells
Blood cells that carry oxygen from the lungs to the body tissues and carbon dioxide back to the lungs.
Lymphocytes
A type of white blood cell that is part of the immune system, involved in protecting the body against both infectious disease and foreign invaders.
Hormones
Chemical messengers produced by endocrine glands that regulate various bodily functions by traveling through the bloodstream to target organs.
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