Radiation damage to DNA can result in _____.
a) cell death
b) malignant disease
c) genetic changes
d) any of the above
Ans: d) any of the above
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You extract all of the proteins of a leaf and measure the percentage that is rubisco. You find that
rubisco comprises what percentage of the leaf proteins?
a. 10% b. 25% c. 50% d. 75% e. 90%
__________, products of master genes, act as long-range signals that diffuse out from a source and form a
concentration gradient. Fill in the blank(s) with the appropriate word(s).
Interpretation of smell is accomplished
a. by the nasal epithelium. b. in the olfactory receptors. c. by centers in the brainstem. d. by the cerebral cortex. e. independently of olfactory receptors.
Compare and contrast the homology that occurs in the forelimbs of mammals What will be an ideal response?