Which of the following amino acids absorbs UV radiation at 280 nm?
A) phenylalanine
B) tryptophan
C) tyrosine
D) all of these
D
You might also like to view...
HIPPCO is an acronym that aids in remembering ____.
A. the names of extinct species B. African animals that are threatened with extinction C. threats to the world's biodiversity D. the names of international treaties dealing with endangered species E. the organizations working toward saving threatened species
Because shales are easily eroded, the areas where they are exposed typically
A. are covered in angular boulders and cobbles. B. form steep cliffs. C. have soft slopes and soil cover.
Why do you think Phelan Island and Golden State Island have the names they do? Describe how they were formed.
What will be an ideal response?
____ moraines allow geologists to determine the farthermost advance of Pleistocene glaciers
a. Lateral b. Recessional c. Medial d. Terminal e. Finial