Examples of polysaccharides include all of the following except
a. chitin.
b. glycogen.
c. cellulose.
d. sucrose.
e. starch.
D
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A key contribution to Darwin's thinking was the concept of limits put on the geometric growth of populations by nature, originally proposed by:
A. Charles Lyell. B. Karl Popper. C. Russel Wallace. D. Thomas Malthus. E. Peter Raven.
In poultry, the genes for rose comb (R) and pea comb (P) produce walnut whenever they occur
together (R__ P__); single-combed individuals have the homozygous condition for both genes (rr pp). (a) Give the F1 and F2 phenotypic results of a cross of a pure-breeding rose comb (RR pp) with a pure-breeding pea comb (rr PP). (b) Give the phenotypic results of a cross of Rr Pp ? rr Pp. (c) Give the phenotypic results of a cross of RR Pp ? rr Pp. (d) Give the phenotypic results of a cross of Rr pp ? rr Pp. (e) Give the phenotypic results of a cross of Rr Pp ? rr pp. What will be an ideal response?
Whooping cough is caused by ________.
A. Vibrio parahaemolyticus B. Klebsiella pneumoniae C. Bordetella pertussis D. Yersinia pestis
ATP has a phosphate transfer potential of 30.5, whereas glucose-6-phosphate has a phosphate transfer potential of 13.8. Based on these differences, which of the following will happen?
A. Glucose-6-phosphate will transfer phosphate to ADP forming ATP. B. ATP will transfer phosphate to glucose-6-phosphate. C. ATP will transfer phosphate to phosphoenolpyruvate. D. Phosphates will not be transferred between these molecules.