The rods in the eye:
a. are part of the choroid layer
b. respond to the colors red, green, and blue
c. are used to see in dim light
d. both A and B above
c. are used to see in dim light
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Of genetic, environmental, and physiological factors, the most significant factor in determining skin color is ________.
What will be an ideal response?
What digestive system disorder is characterized by chronic gastric reflux?
A. Food poisoning B. GERD C. Peptic ulcers D. Heartburn
Which of the following is true of osteoclasts?
A) Osteoclasts maintain protein and mineral content of matrix. B) Osteoclasts are responsible for laying down osteoid. C) Osteoclasts form cytoplasmic extensions within canaliculi. D) Osteoclasts are located within lacunae. E) Osteoclasts secretes protein digesting enzymes and acids that dissolve matrix.
How does the lymphatic system both help and hinder the spread of cancer through the body?
What will be an ideal response