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Q21: Root hairs develop from the<br>A) epidermis.<br>B) cortex.<br>C)
Q24: A person responds to touching a hot
Q26: Why are cells generally small?
Q42: Site of protein synthesis<br>A) Golgi apparatus<br>B) Lysosome<br>C) Smooth endoplasmic reticulum<br>D) Rough
Q44: Over time, what will happen to the
Q55: What causes a nerve impulse to travel
Q65: What is the major disadvantage of an
Q82: In primitive land plants, such as mosses
Q98: Only mammals produce hormones.
Q109: A neuron generates a(n)_ when stimuli reach