Research on transgenic Drosophila models of Huntington disease has found that ____
a. the NUB1 protein decreases levels of mutant huntingtin protein, and thereby, cell death
b. the mutant huntingtin protein is destroyed by the SOD1 protein
c. Drosophila and humans share more than 90% of genes
d. the accumulation of mutant proteins in the brain causes Huntington disease
e. treatment of patients with Rhes protein cures Huntington disease
a
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Which of the following is not a common feature of binary fission and mitotic cell division?
A. cellular growth B. DNA synthesis C. pinching of the parent cell into two daughter cells by the cytoskeleton or cytoskeleton-like proteins D. construction of a nuclear envelope
Which scientific field is involved in the identification, classification, and naming of organisms?
A. Phylogeny B. Epidemiology C. Taxonomy D. Pathology E. Nomenclature
Four of the five molecules listed below are amino
acids. Select the exception. a. glycine b. adenine c. phenylalanine d. valine e. tyrosine
The left to right order of elements in the periodic table is based on their ________.
A) atomic mass B) atomic number C) electric charge of the atom D) the number of neutrons