Choose the correct order of steps for the synthesis of Vitamin D
a. Inactive vitamin D is transported to the liver where it is modified.
b. Inactive, chemically altered vitamin D is transported to the kidneys.
c. UV light strikes the skin and converts a steroid molecule into an inactive form of vitamin D.
d. Vitamin D is activated under the influence of PTH.
A) a, b, c, d
B) c, b, a, d
C) c, a, b, d
D) a, c, b, d
E) d, a, c, b
C
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Certain prokaryotes can withstand drying and hotter temperatures because of their ability to form
A. cell walls. B. endospores. C. flagella. D. organelles. E. plasmids.
Hydrogen bonds
A. result from attractive forces between molecules with nonpolar ionic bonds. B. result from attractive forces between molecules with polar ionic bonds. C. result from attractive forces between molecules with nonpolar covalent bonds. D. result from attractive forces between molecules with polar covalent bonds. E. are the strongest bonds between molecules.
If you moved plants from a desert-like white sand area north of Perth, Australia, to a moist-soiled forest south of Perth, what would probably happen?
A. The plants would probably do poorly since the two biomes are so different. B. The plants would probably become weeds. C. The plants would probably switch to asexual reproduction. D. The plants would probably find different pollinators. E. None of the answer choices is correct.
The Equator Principles:
A) divide projects into high, medium, and low social and environmental risk and compel borrowers to meet standards for ecological protection and to consult with native peoples. B) are intended to set the world standard for those wanting to invest in companies following "good standards of corporate responsibility." C) are standards that rise above legal requirements for environmental performance in European nations. D) produce one of the world's most prevalent standards for sustainability reporting.