During the spring and fall each year thousands of maple trees are tapped for their fluids in order to make "real" maple syrup. If you were to tap into a maple tree to extract the syrup (sucrose) which tissue layer do you want to tap into?
A. epidermis
B. xylem
C. ground tissue
D. phloem
E. periderm
Answer: D
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Which of the following are examples of convergent evolution in plants? Select all correct choices
A. the vascular cambia of gymnosperms and angiosperms B. the vascular cambia of quillworts (Isoetes) and angiosperms C. water transport in ferns and some bryophytes D. the leaves of lycophytes and gymnosperms E. pollen in angiosperms and gymnosperms
The synthesis of ATP during photosynthesis or respiration occurs as a result of what process?
a. oxidation of NADPH b. phosphorylation of ATP
c. phosphorylation of ADP d. phosphorylation of G3P e. photophosphorylation of AMP
Which of the following statements regarding viral diseases is false?
A) RNA viruses tend to have an unusually high rate of mutation because their RNA genomes cannot be corrected by proofreading. B) New viral diseases often emerge when a virus infects a new host species. C) Very few new human diseases have originated in other animals because the genetic differences are too great. D) AIDS was around for decades before becoming a widespread epidemic.
My primary health care provider can be ________
A) a health insurance company B) only a physician C) only an MD D) a doctor, a nurse practitioner, or a physician assistant