Twin, adoption, and family studies show that obesity has a heritability that averages close to ____
a. 0.1
b. 0.3
c. 0.5
d. 0.7
e. 0.9
d
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Dideoxy nucleotides are used in which of the following processes?
A. Microarray analysis.B. Transformation. C. PCR. D. making a recombinant plasmid. E. DNA sequencing.
14 homologous genes encoding globins (hemoglobin, myoglobin) in the human genome were originally derived from a single ancestor that duplicated 500-600 million years ago. Which term most adequately describes the relationship between these genes?
A. sister chromatids B. gene family C. gene cluster D. moderately repetitive sequences E. highly repetitive sequences
Environmental variation can allow competitors to coexist where under constant conditions one would exclude the other
Indicate whether the statement is true or false
Charles is comatose. What part of his brain is not working properly?
A) amygdala B) reticular activating system C) limbic system D) corpus callosum