Q: Photoreceptors in each ocellus receive light only through the opening where there are none of which cells? A:
OPTIONS:
- clear
- opqaue
- secreted
- pigmented
pigmented
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Q: What is the major intracellular cation? A:
OPTIONS:
- magnesium
- sodium
- glucose
- potassium
potassium
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Q: What type of rocks are laid down horizontally with the oldest at the bottom? A:
OPTIONS:
- crystalline
- metamorphic
- igneous
- sedimentary
sedimentary
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Q: The appendicular skeleton includes all bones of the upper and lower limbs, plus the bones that attach each limb to the what? A:
OPTIONS:
- literal skeleton
- dynamic skeleton
- compressed skeleton
- axial skeleton
axial skeleton
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