In a two-dimensional gel electrophoresis experiment, proteins are generally separated vertically by ____
A. net charge
B. molecular mass
C. abundance
D. isoelectric point
B
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Estuaries in which river flow is strong and prevents the flow of seawater upstream are called:
a. fjords. b. salt-wedge estuaries. c. well-mixed estuaries. d. tectonic estuaries. e. drowned river valleys.
Elephants can live for between 50 and 70 years
and a cow (female elephant) typically gives birth to 3 or 4 calves. What type of survivorship curve applies to them?
a. type I b. type II c. type III d. none of these types e. more than one of these types
The area of genomics that is concerned with mapping and sequencing genomes is called __________
genomics. a. comparative b. structural c. RFLP d. EST e. functional
Once a chromosomal position for a putative gene associated with Parkinson disease is verified, which of the following is a next step?
A) developing a FISH screening test to identify pre-Parkinson patients B) determining whether this locus is mutated in all Parkinson patients C) using a genome-wide linkage SNP panel to identify more minor genes D) ascertaining all living and at-risk individuals who are family members of the affected test subjects E) fine mapping of the linkage region to identify particular variants for influencing risk