The two groups of angiosperms are
A. mosses and club mosses.
B. ginkgos and cycads.
C. monocots and eudicots.
D. horsetails and ferns.
E. conifers and gnetophytes.
Answer: C. monocots and eudicots.
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A. tetanospasmin. B. exoenzyme S. C. alpha-toxin. D. endoenzyme T.
What protein cleaves the ? repressor monomers to inactivate the repressor protein, and is activated by DNA-damaging agents?
What will be an ideal response?
Injured cells release chemicals that trigger expansion of blood vessels as well as movement of blood and immune system cells into the area. This response is the
A. inflammatory response. B. specific immune response. C. temperature response. D. complement system response.
One important function of the lymphatic system is to _____.
A. move bile from the gall bladder to the small intestine B. drain plasma proteins and deliver them to the kidney to be excreted C. deliver fats absorbed from food in the small intestine to the blood D. produce red blood cells E. produce white blood cells