What kind of fruit is formed from fused ovaries of several individually pollinated flowers?
a. aggregate
b. simple
c. multiple
d. accessory
e. berries
ANSWER: c
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What differentiates diagnostic techniques that employ phenotypic (culture-based) methods from those that employ molecular methods?
a. Phenotypic methods are highly sensitive and specific, while molecular methods are not. b. Phenotypic methods examine the growth behavior of a microorganism and the pro-teins, enzymes, or toxins produced, while molecular methods examine the genetic makeup. c. Phenotypic methods are quantitative while molecular methods are not. d. Phenotypic methods are not limited to de-tection of live organisms as are molecular methods.
You have identified a molecule, molecule X, that can bind to the ATP binding site of a specific protein kinase, and prevent ATP binding. You are conducting a kinase assay using this protein kinase and a known substrate of this kinase, and have set up the reaction using the proper conditions and co-factors to allow for optimal protein kinase activity. If you add molecule X to the reaction, what do
you predict will be the outcome? A. The substrate will be phosphorylated normally in the presence of molecule X. B. Less phosphorylation of the substrate will be seen in the presence of molecule X. C. More phosphorylation of the substrate will be seen in the presence of molecule X.
For a given cross, the expected number of double recombinants is 20 and the observed number of double recombinants is 15. What is the coefficient of coincidence (c)?
A) 0.25 B) 1.33 C) 20 D) 0.75 E) 15
______ stimulates the interstitial cells of the testes to secrete __
Fill in the blank(s) with the appropriate word(s).