The iris is responsible for…
A. filtering light that enters the eye.
B. defining color.
C. defining shape and motion.
D. carrying electronic signals to the brain.
Select your answer:
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Digestive System (Gastroenterology) Body Fluids & Circulation MEDICINE Animal Nutrition Pancreatitis Stress Microbiology All About Bacteria Male Reproductive System Pathogens - Bacteria and Viruses Renal, Cancer, HIV Confusion, Dementia, & Alzheimers Disease Anatomy Bones Nutrition - Digestive System Types of NutrientsOther quiz:
Body Systems › ViewWhy do we need body systems?
A. They keep the organs separate from each other.
B. They work together to provide cell requirements.
C. They make sure harmful chemicals can’t get in.
D. They fight viruses and bacteria by surrounding and consuming them
Biochemistry Vocabulary › View
Cellular Respiration
A. a non-living part of an ecosystem that shapes its environment
B. a land region on the earth’s surface covered by biological communities that group under the same climatic patterns like rainfall and temperature.
C. a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from nutrients into ATP
D. the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.