A(n) ectotherm’s metabolic rate changes with the weather. Indicate whether the statement is true or false
True
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In land plants, ________ transports water and minerals from the soil, and ________ transports food created from photosynthesis.
a. xylem; phloem b. xylem; spores c. phloem; xylem d. phloem; gametes
Why is investigating evolutionary relationships by comparing gene sequences more precise than comparing body forms? How do the two methods compare if we consider divergent and convergent evolution?
What will be an ideal response?
A light microscope can clearly resolve two
structures in a cell if they are no closer together than __________ percent of the shortest wavelength of visible light. a. 90 b. 80 c. 75 d. 60 e. 50
Within the cochlea, higher-frequency sounds are converted to electrical impulses near the
A) cornea. B) tapered tip. C) auditory tube. D) oval and round windows. E) sensory neurons.