In human oogenesis, how many chromosomes does an oogonium carry?
A) 22
B) 23
C) 44
D) 46
E) 92
D) 46
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Chemokines produced by activated macrophages include
A) CXL8. B) CCL2. C) MCP-1. D) CXL8, CCL2, and MCP-1.
Which muscle tissue type will move and maintain balance within the body?
a. Cardiac b. Skeletal c. Skeletal and cardiac d. Smooth and cardiac e. Smooth
When the ?G°' of a chemical reaction is positive (K'eq < 1.0) under standard conditions,
A) reactants and products are at equilibrium. B) work can be done under these conditions. C) reactants predominate over products. D) the reaction is spontaneous to the right. E) the reaction is exothermic.
For the yeast galactose metabolizing gene, GAL1, to be transcribed, the regulatory protein produced by the GAL4 gene binds to
A) RNA polymerase. B) upstream activator sequence G (UASG) region. C) a ribosome. D) the operator sequence. E) the repressor protein.