The scientist who first determined the complete amino acid sequence of a protein (insulin) was
a. Christian Anfinsen.
b. John Kendrew.
c. Linus Pauling.
d. Frederick Sanger.
Ans: d. Frederick Sanger.
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Compared with a smaller cell, a larger cell of the same shape has _____
A) less surface area B) less surface area per unit of volume C) the same surface-area-to-volume ratio D) a smaller average distance between its mitochondria and the external source of oxygen E) a smaller cytoplasm-to-nucleus ratio
Animals such as humans would be classified as:
A. photoautotrophs. B. photoheterotrophs. C. chemoautotrophs. D. chemoheterotrophs.
The nineteenth-century naturalists tried to reconcile traditional beliefs with physical evidence of ____________________.
Fill in the blank(s) with the appropriate word(s).
New nuclei form during anaphase portion of cell division
a. true b. false