Who developed a rabies vaccine after realizing the disease was caused by something smaller than a bacterium?
A. Pasteur
B. Koch
C. Cohn
D. Ivanovski
E. Leeuwenhoek
Answer: A
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Muscular dystrophy is caused by a mutation in dystrophin, and intracellular protein that binds to the cytoskeleton. Dystrophin also binds to __________, which is found in the plasma membrane of the cell and binds the extracellular matrix.
A. a cadherin B. a gap junction C. a tight junction D. an actin filament E. an integrin
A mitochondrial trait passes from
A) mothers to all children. B) fathers to daughters only. C) mothers to daughters only. D) fathers to sons only.
A character present in a group under consideration, but not in any of the group’s ancestor.
A. Ancestral character B. Derived traits C. Character States D. Clade
What are the two major methods of cellular division in eukaryotic cells?
a. fission and cloning b. mitosis and cloning c. meiosis and fission d. meiosis and mitosis e. meiosis and cloning