What is the function of the transparent part of the eye that is located in the front of the eye?
A. To protect the eye
B. To focus light onto the retina
C. To control the amount of light entering the eye
D. All of the above
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A. To protect the eye
B. To focus light onto the retina
C. To control the amount of light entering the eye
D. All of the above
A. They create the electrical charge of the impulse
B. They transmit the impulse across the synapse
C. They control the strength of the impulse
D. They regulate the frequency of impulses
A. By diffusion
B. By active transport
C. By facilitated diffusion
D. By saltatory conduction
A. Sodium ions
B. Calcium ions
C. Potassium ions
D. Chloride ions
A. To transmit information throughout the body
B. To create energy
C. To produce hormones
D. To control muscle movement
A. Chitin
B. Murine
C. Cellulose
D. spores
A. Invertebrates
B. Vertebrates
C. Both a & b
D. None of these