Modern oceanography and marine biology were attributed to:
a. the voyage of the Beagle.
b. the discoveries of Alvin.
c. the laying of the transatlantic telegraph cable.
d. expeditions of Alexander Agassiz.
e. the Challenger expedition.
E
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Water
A. is nonpolar. B. has a low heat of vaporization. C. has cohesive properties. D. evaporates and increases body temperature. E. is a relatively poor solvent.
Corn smut is a fungus that grows in the ears of corn and changes corn kernels into black, powdery balls of fungus tissue. What would you hypothesize is the significance of the relationship between corn smut and corn?
A) Corn smut has a parasitic relationship with corn so that it can use the corn as a way to spread spores. B) Corn smut has a symbiotic relationship with corn so that it can use the corn as a way to spread spores. C) Corn smut helps to decompose corn more quickly and therefore replenishes nutrients in the soil at a faster rate. D) Corn smut slows decomposition of corn and therefore reduces the rate at which nutrients are returned to the soil.
Genetically modifying human ________ cells may directly affect future generations
A) intestinal B) immune C) gametic D) somatic
Four of the following statements about the Po'ouli are true. Which one is false?
A. It is a honeycreeper. B. It is probably extinct. C. It is an outlying member of its group. D. It is morphologically distinct from others in its group. E. It is found in Fiji.