What practice helps scientists avoid bias in their findings?
a. designing experiments that other researchers will find difficult to replicate
b. performing experiments testing all circumstances
c. reaching conclusions based on personal conviction
d. avoiding questions that may be at odds with society’s moral standards
e. publicly publishing their results
ANSWER: a
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DNA genotyping by analyzing short tandem repeats has been used do the following except:
A. identify criminals using blood samples. B. identify the father of a child. C. disprove a mother's claim to a child. D. acquit an accused rapist. E. determine a newborn's chance for genetic disease.
Restriction enzyme-generated DNA fragments of different lengths from the same region of the genome are called
a. DNA elements b. endonuclease sites c. restriction sites d. restriction fragment length polymorphisms e. restriction elements
When new species move into a wide range of habitats during microevolution, it is known as ____
a. adaptive radiation b. natural selection c. genetic drift d. mass extinction e. minor extinction
Genomes from several primates have been sequenced and annotated. These primates range from chimpanzee to Rhesus monkey to Neanderthal and modern humans. What is the advantage of having so many primate sequences available to researchers?
A) The primate sequences can be compared to learn about dietary trends. B) The primate sequences can be compared to learn about social behavior. C) Comparative genomics allows for determining evolutionary trends. D) Phenotypes can be determined from the genomes.