Segmentation in arthropods differs from that of annelids because arthropod segments are:A
smaller.
B. less specialized.
C. only present in adults.
D. more specialized.
E. only present in larvae.
D
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What enzyme phosphorylates MAP kinase kinase?
A. MAP kinase B. MAP kinase kinase C. MAP kinase kinase kinase D. MAP phosphatase
I need to determine if the gene for a particular protein is the same length in frogs, humans, and trees
Which method or methods will be most helpful to me?
a. PCR and agarose gel electrophoresis b. DNA cloning and DNA hybridization c. cDNA library construction and agarose gel electrophoresis d. genomic library construction e. agarose gel electrophoresis alone
If you wanted to block transmission of nerve impulses between successive neurons, you would design a drug to impair
A. axons. B. dendrites. C. synapses. D. trigger zones. E. nodes of Ranvier.
Which of the following is NOT true about DNA replication?
A.) It must occur before a cell can divide B.) Two complementary strands are duplicated C.) The double strand unwinds and unzips while it is being duplicated D.) The new DNA molecule has two newly-made strands.